14-Letter Words Containing: C,O,R,O
(In Any Order)
There are 1,053 14 letter words,
448 14 letter phrases and
0 14 letter abbr's with
C,O,R,O in.
Best Scoring for Word Games
| Word | Save | Length | Usage | Points | Type | ||
|---|---|---|---|---|---|---|---|
| isocarboxazids | 14 | 35 | nounn | ||||
noun • a monoamine oxidase inhibitor (trade name Marplan) that is used to treat clinical depression | |||||||
| copolymerizing | 14 | 33 | verb, adjectivev, adj | ||||
verb • polymerize together | |||||||
| hydrophobicity | 14 | 33 | noun, adjectiven, adj | ||||
noun • the property of being water-repellent; tending to repel and not absorb water | |||||||
| chlorpromazine | 14 | 32 | nounn | ||||
noun • a drug (trade name Thorazine) derived from phenothiazine that has antipsychotic effects and is used as a sedative and tranquilizer | |||||||
| monocarboxylic | 14 | 32 | adjectiveadj | ||||
adjective • containing one carboxyl group | |||||||
| chlorothiazide | 14 | 32 | nounn | ||||
noun • a diuretic drug (trade name Diuril) used in the treatment of edema and hypertension | |||||||
| nephrotoxicity | 14 | 31 | nounn | ||||
Valid word for Scrabble US
| |||||||
| oxymoronically | 14 | 31 | adverb, adjectiveadv, adj | ||||
Valid word for Scrabble US
| |||||||
| ovariectomized | 14 | 31 | verb, adjectivev, adj | ||||
verb • To remove the ovaries from. | |||||||
| cardiomyopathy | 14 | 30 | nounn | ||||
noun • a disorder (usually of unknown origin) of the heart muscle (myocardium) | |||||||
| or scroll down to see all results... | |||||||
Tip: Scrabble EU allows far more words than US! Also change the max length to see more words. | |||||||
All 14 Letter Words
Words (1053)
- recommendation
- correspondence
- reconstruction
- reconciliation
- congratulation
- claustrophobic
- uncontrollable
- archaeological
- uncompromising
- overprotective
- claustrophobia
- uncontrollably
- contemporaries
- meteorological
- cardiomyopathy
- schoolchildren
- indoctrination
- deconstruction
- superconductor
- congratulatory
- conversational
- parapsychology
- phosphorescent
- conquistadores
- characterology
- reintroduction
- reconnoitering
- psychoneurotic
- ornithological
- criminological
- clitoridectomy
- microbiologist
- reconstitution
- microprocessor
- overconfidence
- geosynchronous
- nephrotoxicity
- prognosticator
- procrastinator
- microeconomics
- glucocorticoid
- discourteously
- schoolmistress
- conglomeration
- pharmacologist
- overcompensate
- orthomolecular
- conspiratorial
- astronomically
- reconciliatory
- prognosticated
- orthopedically
- noncooperative
- asynchronously
- psychoneurosis
- preconditioned
- nonperformance
- nitrocellulose
- multiprocessor
- electromyogram
- chlorophyllous
- categorization
- categorisation
- bronchodilator
- conservatorium
- astrologically
- uncorroborated
- overproduction
- macroeconomics
- echocardiogram
- discolouration
- circumlocution
- chromatography
- chlorpromazine
- adenocarcinoma
- reconfirmation
- proprioceptive
- obstructionist
- hydrocortisone
- dermatological
- congregational
- prosencephalon
- overprotection
- nonconformance
- monosaccharide
- monochromatism
- micrometeorite
- courageousness
- corticosteroid
- circumlocutory
- autobiographic
- anthropometric
- watercolorists
- vociferousness
- victoriousness
- ultramicrotome
- triamcinolones
- thyrotoxicoses
- stereoisomeric
- semiconductors
- sclerotization
- schoolteachers
- roentgenologic
- retrospections
- reinoculations
- reincorporates
- reincorporated
- reconstructors
- reconsolidated
- reconsecration
- reconditioning
- recomputations
- recompositions
- recommissioned
- recommendatory
- reciprocations
- rechoreographs
- protectionists
- pronouncements
- prognosticates
- processionally
- preoccupations
- preconsciously
- pococurantisms
- photoreceptive
- photodetectors
- pharmacopoeias
- overdecorating
- orthographical
- optoelectronic
- oophorectomies
- oceanographies
- nonobservances
- nonhygroscopic
- nonfluorescent
- nonenforcement
- nonelectrolyte
- noncorrelation
- noncooperation
- noncontractual
- nonconformists
- nonconformisms
- nonconcurrence
- noncompetitors
- noncarcinogens
- neurosecretory
- neurologically
- myrmecologists
- multiconductor
- microsporangia
- microorganisms
- metronomically
- introspections
- introductorily
- intercorporate
- incorporations
- inconformities
- iconographical
- hyperconscious
- hydrocolloidal
- goitrogenicity
- excommunicator
- endocrinologic
- electroforming
- electrodeposit
- ecocatastrophe
- decortications
- decontaminator
- deconsecration
- cryobiological
- counterterrors
- counterprotest
- counterpoising
- counterplotted
- counterefforts
- cosmochemistry
- corroborations
- correspondents
- coreligionists
- copolymerizing
- conventioneers
- controvertible
- contraventions
- contradictions
- contractionary
- contemporizing
- constructional
- considerations
- conservatories
- congressperson
- congratulators
- conglomerative
- conglomerating
- confrontations
- configurations
- confederations
- conductometric
- concretization
- comprehensions
- commiserations
- commemorations
- colorfulnesses
- coinvestigator
- coconspirators
- cochairpersons
- chronographies
- choreographing
- chondrocranium
- chlorobenzenes
- chemoreception
- censoriousness
- carbonylations
- bioconversions
- bacteriologies
- archaeologists
- anticorrosives
- thermoreceptor
- stoichiometric
- pteridological
- oversuspicious
- oversolicitous
- obstructionism
- nonradioactive
- incoordination
- commissionaire
- circumvolution
- uncontemporary
- unconformities
- ultramicrotomy
- tropologically
- tropocollagens
- trisoctahedron
- trichotomously
- trichomoniases
- trichomonacide
- translocations
- tracheostomies
- thromboplastic
- thromboembolic
- thoroughbraces
- submicroscopic
- subcontractors
- stratovolcanos
- stockbrokerage
- sporotrichoses
- spectroscopist
- spectroscopies
- solicitorships
- socioreligious
- serotoninergic
- serodiagnostic
- seroconversion
- seriocomically
- scleroproteins
- schoolmasterly
- ribonucleotide
- ribonucleoside
- rhodochrosites
- retroreflector
- retroflections
- reconsolidates
- recompilations
- recombinations
- recolonization
- recodification
- ratiocinations
- radiologically
- radioecologies
- pyroninophilic
- psychosurgeons
- psychoneuroses
- prototypically
- protectorships
- protectionisms
- proprioceptors
- pronunciations
- projectionists
- proconsulships
- primatological
- preproductions
- preconvictions
- preconsonantal
- preconsciouses
- preconceptions
- precombustions
- potentiometric
- postproduction
- postcopulatory
- polycarbonates
- pneumothoraces
- phraseological
- photoreduction
- photoreceptors
- photoreception
- photoreactions
- photoelectrons
- photocomposers
- photochromisms
- phosphorolytic
- phosphorescing
- pharmacopoeial
- pharmacologies
- petrologically
- oxymoronically
- oversecretions
- overscrupulous
- overprotecting
- overprocessing
- overoptimistic
- overmedication
- overextraction
- overencourages
- overencouraged
- overeducations
- overdominances
- overdocumented
- overdiscounted
- overdecoration
- overcorrecting
- overcontrolled
- overconstructs
- overconcerning
- overcompresses
- overcompressed
- overcomplicate
- overcompliance
- overcommitting
- overcommitment
- ovariectomized
- outreproducing
- osteosarcomata
- osteoarthritic
- oscillographic
- orthochromatic
- organometallic
- organochlorine
- orchestrations
- opisthobranchs
- oncornaviruses
- onchocerciases
- oceanographers
- nucleoproteins
- nontheoretical
- nonretroactive
- nonrecombinant
- nonrecognition
- nonoccurrences
- nonintercourse
- nongeometrical
- nondocumentary
- nondoctrinaire
- nondisclosures
- nondirectional
- noncooperators
- nonconvertible
- noncontrolling
- nonchurchgoers
- nonchromosomal
- noncelebration
- nomenclatorial
- neurosecretion
- narratological
- myrmecological
- mortifications
- monoglycerides
- monochromators
- mispronouncing
- miscorrelation
- microsporocyte
- micropulsation
- microprojector
- microplanktons
- microinjection
- microelectrode
- microcomputers
- microbiologies
- microbarograph
- microanatomies
- macromolecules
- macroglobulins
- lymphosarcomas
- laryngoscopies
- laparoscopists
- isomorphically
- isochromosomes
- isocarboxazids
- indoctrinators
- incorporeities
- incontrollable
- hypocoristical
- hypochondriacs
- hygroscopicity
- hydroponically
- hydrologically
- hydrochlorides
- homoeroticisms
- heterokaryotic
- herpetological
- hemoglobinuric
- hemocytometers
- gyroscopically
- glorifications
- gerontomorphic
- gerontocracies
- geochronologic
- gastroscopists
- fractionations
- fortifications
- fluoroscopists
- fibrosarcomata
- ferroconcretes
- factorizations
- extracorporeal
- expectorations
- eroticizations
- enantiomorphic
- electrotonuses
- electrophorese
- electroosmotic
- electroosmosis
- electroosmoses
- electrologists
- electrocutions
- discomfortable
- discolorations
- dichloroethane
- decorousnesses
- deconstructors
- decompressions
- decolorization
- dechlorination
- decarbonations
- cryptosporidia
- cryptococcoses
- cryoprotective
- cryoprotectant
- cryobiologists
- criminologists
- counterstrokes
- counterreforms
- counterpointed
- counterordered
- counteractions
- counselorships
- cotransporting
- cotransduction
- cosponsorships
- cosmographical
- corticotropins
- corruptionists
- correspondency
- corporealities
- corporativisms
- cornifications
- coprosperities
- coordinateness
- cooperationist
- conversaziones
- contrapositive
- contraposition
- contradictious
- contraceptions
- contrabassoons
- contortionists
- conterminously
- contemporarily
- containerports
- containerboard
- consternations
- conspirational
- conservatorial
- conservatoires
- conservational
- congresspeople
- conglomerators
- conglomerateur
- conformational
- conflagrations
- confirmational
- concentrations
- concelebration
- computerphobic
- computerphobia
- computerphobes
- commensuration
- commemoratives
- coloristically
- collectorships
- collaboratives
- collaborations
- coevolutionary
- cocarcinogenic
- cocarboxylases
- clitorectomies
- claustrophobes
- chronometrical
- chronobiologic
- chromoproteins
- chromodynamics
- chromatophores
- chromatographs
- choreographies
- choreographers
- cholangiograms
- chlorpropamide
- chlamydospores
- chemoreceptors
- chemisorptions
- cephalosporins
- cardiothoracic
- carcinomatosis
- carcinomatoses
- carboxylations
- carbonizations
- canorousnesses
- bronchospastic
- bronchoscopist
- bronchoscopies
- bromocriptines
- bolometrically
- autoeroticisms
- apotropaically
- anticorruption
- aerobiological
- actinomorphies
- unincorporated
- trichomoniasis
- thyrotoxicosis
- thermojunction
- terminological
- sporotrichosis
- soteriological
- pseudoscorpion
- prosthodontics
- proprioception
- pronunciamento
- precociousness
- poikilothermic
- photochemistry
- oxidoreductase
- onchocerciasis
- nonsynchronous
- neuroendocrine
- myrmecophilous
- monocarboxylic
- micrometeoroid
- microevolution
- macromolecular
- macroevolution
- intercommunion
- indecorousness
- hydrophobicity
- gerontological
- eutrophication
- erythropoietic
- econometrician
- cytophotometry
- cryptococcosis
- counterproject
- councillorship
- corticotrophin
- corticosterone
- controllership
- concessionaire
- chordamesoderm
- chlorothiazide
- carcinosarcoma
- campylotropous
- bacteriologist
- adrenocortical
- achondroplasia
- preconventions
- overcautioning
- nonsecretories
- nonreciprocals
- nonelectronics
- nonconferences
- noncommercials
- colorblindness
- zoochemistries
- xanthochromias
- xanthochroisms
- vociferosities
- venereological
- vectorizations
- vectorisations
- urethroscopies
- uncontroverted
- uncontrolledly
- unconciliatory
- twopenceworths
- trinitrocresol
- triconsonantic
- triconsonantal
- trichotomizing
- trichotomising
- trichophytosis
- trichophytoses
- tracheoscopies
- thoroughbraced
- thoracostomies
- thermoscopical
- thermoperiodic
- thermoelectron
- thermochromism
- thermochromies
- tetrachotomous
- tetrachotomies
- terotechnology
- technicoloured
- tautochronisms
- stroboscopical
- stomatogastric
- stoicheiometry
- stoechiometric
- stockjobberies
- stereoscopists
- stereoscopical
- stereochroming
- stereochromies
- stercoricolous
- spirochaetosis
- spirochaetoses
- spectrological
- sophisticators
- simaroubaceous
- seroconverting
- sectorizations
- sectorisations
- scrofulousness
- scorifications
- scolopendriums
- sclerotisation
- sclerophyllous
- schoolmastered
- scalenohedrons
- sacrococcygeal
- rostrocarinate
- rontgenoscopic
- rontgenoscopes
- rollercoasters
- roentgenoscopy
- rhynchophorous
- rhizocephalous
- rhinoscleromas
- retrocognition
- retinoscopists
- refocillations
- reflexological
- reconnoiterers
- reconnoissance
- recondensation
- recompressions
- recolonisation
- radiolocations
- pyrophosphoric
- pyrenomycetous
- pycnidiospores
- protoplasmatic
- protochordates
- protoactiniums
- prosectorships
- prolocutorship
- prolifications
- projectization
- projectisation
- procuratorship
- processionings
- preconizations
- preconisations
- portulacaceous
- polysaccharose
- polyphosphoric
- polychromatism
- polycarboxylic
- pococurantists
- pococuranteism
- photorealistic
- photographical
- photoelectrode
- photoconductor
- phosphoroscope
- phosphocreatin
- phonochemistry
- pharyngoscopic
- pharyngoscopes
- pharmacopolist
- pharmacopoeist
- pharmacopoeian
- perlocutionary
- peritoneoscopy
- pectoriloquies
- paronomastical
- panidiomorphic
- panharmonicons
- overcorrection
- ovariectomised
- osmometrically
- orthosilicates
- orthogenically
- orthocephalous
- orthocephalies
- orographically
- orogenetically
- orobanchaceous
- ornithoscopies
- ornithomorphic
- ornithomancies
- ornithodelphic
- orchidomaniacs
- orchidologists
- orchidectomies
- opisthographic
- oophorectomize
- oophorectomise
- oneiroscopists
- oneirocritical
- olfactometries
- nonrhoticities
- neurocomputing
- neurocomputers
- neurocognitive
- narcotizations
- narcotisations
- narcoterrorist
- myrmecochories
- myocardiograph
- mucomembranous
- morphinomaniac
- mordaciousness
- monochromatics
- monochromasies
- monocarpellary
- miscorrections
- microstomatous
- micropyrometer
- micronizations
- micronisations
- micrologically
- microdetectors
- microdetection
- microcomputing
- microcomponent
- microaerophile
- metropolitical
- metrologically
- meteorographic
- metaphosphoric
- martyrological
- malacostracous
- macrosporangia
- macrosociology
- macropinakoids
- macrodiagonals
- macrodactylous
- loxodromically
- lithochromatic
- leucitohedrons
- laryngoscopist
- laryngological
- isogeothermics
- irrecognitions
- iodometrically
- interlocutions
- interlocations
- interconnexion
- interconnector
- incontrollably
- immunoreaction
- ichthyolatrous
- hystricomorphs
- hypophosphoric
- hypochondriast
- hypochondriasm
- hydronephrotic
- hydroextractor
- hydrocoralline
- hydrocephalous
- hydrocephaloid
- hydrocellulose
- hydroacoustics
- horrifications
- homochromatism
- heterostrophic
- heterochronous
- heterochronism
- heterochronies
- heterochromous
- haemocytometer
- geomorphogenic
- galactorrhoeas
- galactophorous
- fonctionnaires
- fluoroacetates
- ferrocyanogens
- ferrochromiums
- factorisations
- facinorousness
- excortications
- euphorbiaceous
- eroticisations
- entomostracous
- entomostracans
- endomycorrhiza
- endocrinopathy
- eleutherococci
- electromotance
- electrobiology
- ectomycorrhiza
- dysmenorrhoeic
- durchkomponirt
- dollarocracies
- disincorporate
- disconformable
- disconcertions
- discomboberate
- discolourments
- dipterocarpous
- dioscoreaceous
- diaphototropic
- diaheliotropic
- dextroglucoses
- deuteroscopies
- despotocracies
- derecognitions
- decommissioner
- decolorisation
- cyclobarbitone
- cranioscopists
- counterworking
- counterworkers
- countermotions
- councilorships
- cottonocracies
- cotemporaneous
- costardmongers
- cosmographists
- corticotrophic
- corroboratives
- correligionist
- corporealizing
- corporealising
- corolliflorous
- copolymerising
- convolutionary
- convertoplanes
- controvertists
- controvertibly
- contristations
- contributories
- contragestions
- contrafagottos
- contortionisms
- contesseration
- contemporising
- contemporanean
- contemperation
- constuprations
- conspurcations
- consignatories
- conscriptional
- connumerations
- conidiophorous
- conglutinators
- conformability
- confessorships
- confessoresses
- confarreations
- conductorships
- concretisation
- concorporating
- conciliatorily
- compurgatorial
- compulsoriness
- compromisingly
- complexometric
- compatriotisms
- commentatorial
- cometographies
- colourizations
- colourisations
- colourfastness
- colourableness
- coadjutorships
- clinopyroxenes
- circumvolutory
- circumposition
- ciprofloxacins
- chronologizing
- chronologising
- chronographers
- chromatosphere
- chromatophoric
- chromatologist
- chromatologies
- chorographical
- chondrophorine
- chondromatosis
- chondromatoses
- chondrogenesis
- chondrogeneses
- chlorophylloid
- chloromethanes
- chloroformists
- chlorocruorins
- chlorobromides
- chloroargyrite
- chloritization
- chloritisation
- chemautotrophs
- cercopithecoid
- cathodographer
- carcinologists
- carcinological
- carbonisations
- cancerophobias
- calorification
- bioprospecting
- bioinformatics
- bioaeronautics
- batrachophobic
- batrachophobia
- bacteriotoxins
- autocoprophagy
- astrocompasses
- archpriesthood
- archeobotanist
- archeobotanies
- archaeozoology
- arachnophobias
- arachnologists
- arachnological
- apprenticehood
- apochromatisms
- antithrombotic
- anthroposophic
- anthropophobic
- anthropophagic
- anthropopathic
- angiosarcomata
- andromonoecism
- androdioecisms
- androdioecious
- androcephalous
- anamorphoscope
- allotropically
- alcoholometers
- agrostological
- aerobiotically
- achromatopsias
- wollstonecraft
- watercolourist
- violet-coloured
- tropidoclonion
- trichodontidae
- thrombocytosis
- synchronoscope
- symphoricarpos
- spironolactone
- spaciotemporal
- shock-absorbent
- self-protection
- scombresocidae
- sarcosporidian
- ruptiliocarpon
- roentgenoscope
- rhizophoraceae
- rhinocerotidae
- rhincodontidae
- re-introduction
- protogeometric
- proterochampsa
- porcellionidae
- polyplacophore
- polyplacophora
- photometrician
- peachy-coloured
- oxidoreduction
- ouranopithecus
- osteosclerosis
- osteochondroma
- organification
- orange-coloured
- nonprotractile
- nonoscillatory
- nonmetamorphic
- nonchurchgoing
- neutral-colored
- neoromanticism
- narcoterrorism
- myrmecophagous
- myocardiopathy
- morphophonemic
- monosaccharose
- microsporidian
- microeconomist
- micrococcaceae
- microcephalous
- mastigoproctus
- macroeconomist
- macrocephalous
- lophosoriaceae
- leiomyosarcoma
- incorporeality
- hystricomorpha
- hygrophoraceae
- hydrochoeridae
- horror-stricken
- gonorhynchidae
- geomorphologic
- garnet-coloured
- frolicsomeness
- ergocalciferol
- double-crossing
- dolichocranial
- dichromatopsia
- dermatomycosis
- dendrocolaptes
- cytophotometer
- crossopterygii
- cross-sectional
- cross-pollinate
- counsellorship
- copper-bottomed
- comparison-shop
- colourlessness
- colorimetrical
- coccothraustes
- christological
- chordospartium
- chordomesoderm
- chondrosarcoma
- choeronycteris
- chocolate-brown
- chlorthalidone
- chlorophyllose
- chlorococcales
- chemoautotroph
- ceratostomella
- ceratodontidae
- catoptrophorus
- branchiopodous
- athiorhodaceae
- artiodactylous
- arctostaphylos
- anthocerotales
- anthoceropsida
- air-conditioned
- air-conditioner
- agrobiological
- actinomorphous
- acnidosporidia
- achondroplasty
Phrases (448)
- young carnivore
- william crookes
- traffic control
- theodor schwann
- temporal cortex
- taxonomic group
- talcott parsons
- social relation
- social reformer
- social contract
- roman coriander
- rockrose family
- robinson crusoe
- radio telescope
- radio broadcast
- quality control
- polychaete worm
- place of worship
- piano reduction
- piano accordion
- phobic neurosis
- phobic disorder
- pernambuco wood
- over-the-counter
- order carnivora
- oracle of delphi
- oracle of apollo
- matter-of-course
- mastoid process
- louis v of france
- lion-jaw forceps
- line of products
- labor resources
- john jacob astor
- john chrysostom
- job description
- jackie robinson
- in loco parentis
- honore de balzac
- historic period
- hernando cortez
- hernando cortes
- genus rhincodon
- genus porcellio
- genus doronicum
- genus corchorus
- gaining control
- frank r. stockton
- francois villon
- episodic memory
- economic growth
- data conversion
- cross infection
- crocodile tears
- cristobal colon
- course of action
- county of artois
- council of trent
- coumarone resin
- corvus monedula
- control circuit
- contopus virens
- coniferous tree
- computer memory
- composite order
- coming together
- comfort station
- colorado desert
- collector's item
- code of behavior
- cobble together
- chromatic color
- chaparral broom
- change of course
- cervus unicolor
- cargo container
- cardiac monitor
- cape gooseberry
- cananga odorata
- bullock's oriole
- boston cream pie
- boa constrictor
- black snakeroot
- binary compound
- balance of power
- around-the-clock
- apple of discord
- alcoholic drink
- act of terrorism
- across-the-board
- zirconium oxide
- zero-coupon bond
- xiphoid process
- writ of election
- worldly concern
- word processing
- wooly blue curls
- vittorio de sica
- viscid mushroom
- viola da braccio
- viola conspersa
- viktor korchnoi
- video recording
- victoria sponge
- vicar apostolic
- vena vorticosum
- velar consonant
- veal cordon bleu
- undercover work
- turkish tobacco
- tropic of cancer
- training school
- torsion balance
- tobacco product
- tobacco budworm
- thought process
- thomas crawford
- theobroma cacao
- surge protector
- styloid process
- steroid alcohol
- stamp collector
- stag's-horn coral
- spinous process
- spectral colour
- spectator sport
- sounding rocket
- sound recording
- sorghum bicolor
- sophomore class
- solar telescope
- solar collector
- sodium chloride
- sodium chlorate
- soda carbonator
- socratic method
- socotra begonia
- slide projector
- silk-cotton tree
- sign of the cross
- shooting script
- sherlock holmes
- shepherd's crook
- secretory organ
- second world war
- second mortgage
- scotch marigold
- school district
- school crossing
- schola cantorum
- saddleback roof
- sacred mushroom
- rubbing alcohol
- royal poinciana
- rotary actuator
- rocky mountains
- rock cornish hen
- rochelle powder
- robinia viscosa
- road to damascus
- rio nunez coffee
- richardson vole
- rhomboid muscle
- rhincodon typus
- removal company
- recreation room
- razorbacked hog
- rape conviction
- rail technology
- radio reflector
- radio announcer
- radiatio optica
- quercus bicolor
- pyrometric cone
- purple locoweed
- proterozoic eon
- protective fold
- prosodic system
- proper fraction
- prolate cycloid
- production line
- production cost
- probiotic flora
- pro-life faction
- prevention cost
- pressure cooker
- port jackson fig
- porous concrete
- poor man's orchid
- polo-neck collar
- polaroid camera
- platform rocker
- plate compactor
- phosphoric acid
- phi correlation
- phanerozoic eon
- peruvian cotton
- personnel pouch
- personal income
- person of colour
- periodic motion
- people of colour
- penobscot river
- pavor nocturnus
- pair production
- pair of scissors
- outrigger canoe
- output contract
- our lord's candle
- oscar robertson
- orthotic insole
- orthodox church
- orthoboric acid
- organic process
- order mucorales
- order mecoptera
- order conodonta
- order anostraca
- orbignya cohune
- optic radiation
- open-door policy
- oliver cromwell
- olfactory organ
- olfactory nerve
- olfactory brain
- old north french
- ochroma lagopus
- notions counter
- norman rockwell
- norman conquest
- nonsolid colour
- nonesuch clover
- nolo contendere
- neotoma cinerea
- napoleonic wars
- mushroom anchor
- muscari comosum
- movie projector
- moroccan dirham
- monroe doctrine
- monotype caster
- moloch horridus
- mock turtle soup
- moccasin flower
- miraculous food
- microphone boom
- metro cattolico
- mass production
- markoff process
- marco polo sheep
- malus coronaria
- major form class
- low-carbon steel
- low-calorie diet
- low archipelago
- louis x of france
- lord chancellor
- lonicera dioica
- logic operation
- local authority
- little corporal
- lepiota procera
- ldl cholesterol
- lawrence of rome
- lavender cotton
- laptop computer
- laboratory coat
- kochia scoparia
- kaposi's sarcoma
- john barleycorn
- jacob bernoulli
- iron chancellor
- iris versicolor
- induction motor
- hyla arenicolor
- hydroiodic acid
- hydraulic motor
- hydnocarpus oil
- housing project
- house decorator
- horseshoe vetch
- honeycomb tripe
- holistic theory
- hdl cholesterol
- hay conditioner
- harold nicolson
- harmonic motion
- graduate school
- gothic romancer
- gorgonian coral
- globe artichoke
- giant coreopsis
- giant cockroach
- genus trachodon
- genus proconsul
- genus myocastor
- genus momordica
- genus dioscorea
- genus coscoroba
- genus coronilla
- genus coreopsis
- genus coregonus
- genus choriotis
- genus ceroxylon
- genus acrocomia
- front projector
- foreign country
- foamed concrete
- ficus sycomorus
- false vocal cord
- factor of safety
- excretory organ
- european cuckoo
- encounter group
- ellen price wood
- electron optics
- economic theory
- economic expert
- economic crisis
- early coral root
- early childhood
- drop in the ocean
- drawing-room car
- dormant account
- dominican order
- dithered colour
- disk controller
- dishcloth gourd
- dioscorea alata
- day of reckoning
- danceroom music
- cytologic smear
- cursed crowfoot
- crowfoot family
- croton eluteria
- crossover voter
- cross of calvary
- crocuta crocuta
- crocodile river
- court of justice
- court of appeals
- courbaril copal
- counselor-at-law
- cotton-seed tree
- cotton bollworm
- cosimo the elder
- corylus cornuta
- cortone acetate
- cortical region
- corrugated iron
- corpus callosum
- corporation law
- corporate trust
- coronilla varia
- coronary bypass
- coronary artery
- corona borealis
- cornflower blue
- corkwood family
- coriolis effect
- copper rockfish
- coordinate bond
- coordinate axis
- control surface
- control account
- contrary to fact
- contour feather
- consonant rhyme
- connecting room
- conference room
- concerto grosso
- concertina fold
- compound number
- common wormwood
- common valerian
- common starling
- common purslane
- common moonwort
- common milkwort
- common marigold
- common mackerel
- common laburnum
- common fraction
- common barberry
- common ageratum
- commodore perry
- commercial loan
- combat neurosis
- coloured person
- colored hearing
- colorado spruce
- colorado beetle
- color constancy
- color blindness
- colobus guereza
- cockatoo parrot
- clubroot fungus
- cloze procedure
- clover-leaf roll
- clotting factor
- class pauropoda
- clare booth luce
- chocolate syrup
- chloride of lime
- chinese cork oak
- chest protector
- chaulmoogra oil
- charles dodgson
- central scotoma
- cedrela odorata
- cedar of lebanon
- castor-oil plant
- carya tomentosa
- carnivorous bat
- carbon nanotube
- carbon monoxide
- cape kafferboom
- caoutchouc tree
- canyon treefrog
- camera operator
- bruno of cologne
- brown soft scale
- bromus tectorum
- bromoil process
- boarding school
- blood dyscrasia
- blood corpuscle
- black operation
- black horehound
- bidens coronata
- beach goldenrod
- battle of rocroi
- badminton court
- bachelor of laws
- bachelor of arts
- automobile race
- auditory cortex
- audio recording
- audio forensics
- asian crocodile
- arenaceous rock
- aortic stenosis
- annular scotoma
- analog computer
- american oriole
- alcohol radical
- african monitor
- acheson process
