18-Letter Words Containing: I,S,I,E,R
(In Any Order)
There are 226 18 letter words,
656 18 letter phrases and
0 18 letter abbr's with
I,S,I,E,R in.
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| Word | Save | Length | Usage | Points | Type | ||
|---|---|---|---|---|---|---|---|
We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US! | |||||||
All 18 Letter Words
Words (226)
- characteristically
- disproportionately
- oversimplification
- disenfranchisement
- videoconferencings
- verisimilitudinous
- valetudinarianisms
- vaingloriousnesses
- unprinciplednesses
- unpredictabilities
- ungrammaticalities
- uncompromisingness
- ultrasophisticated
- triskaidekaphobias
- triboluminescences
- triboelectricities
- transportabilities
- transmissibilities
- thrombophlebitides
- thermoplasticities
- theatricalizations
- supranationalities
- supersophisticated
- supersensitivities
- superminicomputers
- superintelligences
- supercivilizations
- superciliousnesses
- superadministrator
- subcategorizations
- stoichiometrically
- stereospecifically
- stereoregularities
- semiprofessionally
- semipermeabilities
- semiconservatively
- satisfactorinesses
- sacrilegiousnesses
- ribonucleoproteins
- revascularizations
- representativities
- reprehensibilities
- renationalizations
- reinstitutionalize
- rehospitalizations
- redistributionists
- recrystallizations
- reconstructionists
- reconstructionisms
- radiosensitivities
- quattuordecillions
- quasiperiodicities
- pronounceabilities
- premillenarianisms
- predestinarianisms
- praiseworthinesses
- postmillenarianism
- polyesterification
- polyacrylonitriles
- piezoelectricities
- photoreactivations
- photomicrographies
- photolithographies
- photodisintegrates
- photodisintegrated
- pertinaciousnesses
- perpendicularities
- overspecialization
- overoptimistically
- overindustrializes
- overindustrialized
- overfertilizations
- overcommunications
- overcommercializes
- overclassification
- nonrevolutionaries
- noninterventionist
- nonfraternizations
- noncooperationists
- noncomparabilities
- nonarbitrarinesses
- neurotransmissions
- neuropsychiatrists
- neurophysiologists
- multifariousnesses
- multicellularities
- monochromaticities
- misrepresentations
- misinterpretations
- mineralocorticoids
- microreproductions
- microradiographies
- microphotographies
- micrometeorologist
- micrometeorologies
- microlepidopterous
- microencapsulation
- microencapsulating
- microdensitometric
- microdensitometers
- microcalorimetries
- meretriciousnesses
- melodramatizations
- mechanochemistries
- magnetostrictively
- macroglobulinemias
- lymphangiographies
- lipopolysaccharide
- lepidopterologists
- irretrievabilities
- irresponsivenesses
- irresponsibilities
- irresistiblenesses
- irrepressibilities
- irreplaceabilities
- irremediablenesses
- irreconcilableness
- introspectionistic
- intransitivenesses
- intersubstitutable
- interrelationships
- interpretabilities
- interoperabilities
- internationalities
- internationalising
- interminablenesses
- intermediatenesses
- interinstitutional
- intercolumniations
- inharmoniousnesses
- inexpressivenesses
- inexpressibilities
- indiscriminateness
- indestructibleness
- incorruptibilities
- incorrigiblenesses
- inconvertibilities
- inconsiderableness
- incommensurability
- inarticulatenesses
- inappreciativeness
- impracticabilities
- imperturbabilities
- impersonalizations
- impermissibilities
- imperishablenesses
- imperceptivenesses
- immunosuppressions
- immunoreactivities
- immunoprecipitates
- hypersensitization
- hypersensitivities
- hypersensitiveness
- hyperrationalities
- hyperpolarizations
- hyperpigmentations
- hypernationalistic
- hyperimmunizations
- hyperalimentations
- hydroelectricities
- granulocytopoiesis
- generalizabilities
- ferroelectricities
- exterritorialities
- evapotranspiration
- establishmentarian
- entrepreneurialism
- electrophysiologic
- electrophilicities
- electrodesiccation
- electrodepositions
- electrochemistries
- echocardiographies
- disintermediations
- discriminabilities
- dimethylhydrazines
- dihydroergotamines
- diastereoisomerism
- depersonalizations
- dematerializations
- deliberativenesses
- dedifferentiations
- decriminalizations
- deconstructionists
- creditworthinesses
- counterquestioning
- counterinstitution
- counteradvertising
- conversationalists
- congregationalists
- congregationalisms
- compartmentalising
- commercializations
- commensurabilities
- bureaucratizations
- bourgeoisification
- bloodthirstinesses
- biodegradabilities
- bacteriorhodopsins
- australopithecines
- appreciativenesses
- anticommercialisms
- unsatisfactoriness
- triphosphopyridine
- territorialisation
- recruiting-sergeant
- pteridospermopsida
- overcapitalisation
- nonprognosticative
- neurophysiological
- lacto-vegetarianism
- internationalistic
- industrial-strength
- hemidemisemiquaver
- good-neighborliness
- glomerulonephritis
- diethylstilbestrol
- cytoarchitectonics
- cylindrical-stemmed
- cross-fertilization
- cross-fertilisation
- corrosion-resistant
- characteristicness
- arteriolosclerosis
- antiferromagnetism
- anticholinesterase
Phrases (656)
- woodwind instrument
- wisteria floribunda
- william shakespeare
- william james durant
- william butler yeats
- whispering campaign
- wedding anniversary
- victor frankenstein
- vertical stabiliser
- upton beall sinclair
- united arab emirates
- transmitting aerial
- third epistle of john
- third epistel of john
- television reporter
- television receiver
- syrian monetary unit
- supervisory routine
- superiority complex
- subversive activity
- suborder myxinoidei
- stringed instrument
- squirreltail barley
- spanish-american war
- sir william herschel
- sir william chambers
- sir mortimer wheeler
- sir matthew flinders
- sir martin frobisher
- sir frederick ashton
- sir christopher wren
- single-reed woodwind
- short-term liability
- setophaga ruticilla
- sergei rachmaninoff
- sense of equilibrium
- semilunar cartilage
- seismic disturbance
- scottish highlander
- scorpio the scorpion
- scientific research
- rheims-douay version
- respiratory illness
- republic of suriname
- republic of slovenia
- republic of maldives
- renaissance revival
- religious residence
- professional boxing
- priority processing
- posterior pituitary
- positive reinforcer
- polish monetary unit
- parainfluenza virus
- oscar hammerstein ii
- order sarcosporidia
- order ichthyosauria
- order ciconiiformes
- on an irregular basis
- nicolaus copernicus
- national censorship
- minor tranquilliser
- minister of religion
- meconopsis cambrica
- material possession
- louis-hector berlioz
- linguistic relation
- limenitis archippus
- licensing agreement
- liability insurance
- lepomis macrochirus
- katherine mansfield
- karl friedrich gauss
- jean baptiste racine
- james whitcomb riley
- irvingia gabonensis
- intervertebral disk
- intervertebral disc
- interstitial tissue
- international scale
- installation charge
- infantile paralysis
- imperfective aspect
- hypertonic solution
- historical document
- heat of vaporisation
- government minister
- genus struthiomimus
- genus citharichthys
- functional disorder
- fricative consonant
- frankliniella fusca
- first epistle of john
- federation of tribes
- family spirillaceae
- family sphyraenidae
- family scorpaenidae
- family physeteridae
- family centriscidae
- erigeron canadensis
- duck-billed dinosaur
- drafting instrument
- douay-rheims version
- division eubacteria
- distinctive feature
- direct transmission
- dipsacus sylvestris
- diplomatic minister
- dasyurus viverrinus
- danish monetary unit
- dame sybil thorndike
- crotalus mitchellii
- commissaire maigret
- columbia university
- circassian language
- chemical operations
- ceremonial occasion
- carl wilhelm siemens
- carduelis carduelis
- business enterprise
- blue ridge mountains
- biological research
- berberis canadensis
- authoritarian state
- augustinian hermits
- attestation service
- assyrian neo-aramaic
- aspalathus linearis
- arteria vertebralis
- artemisia filifolia
- areteria cervicalis
- antirrhinum filipes
- antineoplastic drug
- andrew dickson white
- anamnestic reaction
- analysis of variance
- american pulsatilla
- alexander i of russia
- air-to-ground missile
- ageratina altissima
- administrative unit
- administrative body
- wisteria frutescens
- winter olympic games
- willie howard mays jr.
- william henry seward
- william henry hudson
- wilderness campaign
- whole life insurance
- white slime mushroom
- white fringed orchis
- western prince's pine
- walter william skeat
- volumetric analysis
- virginia strawberry
- virginia serpentary
- viperine grass snake
- vinegar joe stilwell
- vespertilio murinus
- vertical stabilizer
- vermillion rockfish
- verbesina virginica
- verbascum lychnitis
- vena supraorbitalis
- vena intercapitalis
- vena appendicularis
- vascular hemophilia
- vaccinia gangrenosa
- uropsilus soricipes
- university of sussex
- university of oxford
- unipolar depression
- tuberculin skin test
- trusteeship council
- tropical rain forest
- trisodium phosphate
- tremella fuciformis
- transmission system
- transitive verb form
- transfer of training
- thermosetting resin
- thermoplastic resin
- thermobia domestica
- thermionic emission
- theory of indicators
- thalamostriate vein
- teucrium scorodonia
- tetraneuris acaulis
- territorial reserve
- terminable interest
- tarquinius superbus
- taraktogenos kurzii
- taraktagenos kurzii
- takayasu's arteritis
- systema digestorium
- syrian arab republic
- swiss confederation
- sutura internasalis
- survivors insurance
- surjective function
- surgical instrument
- supra expressionism
- superior labial vein
- superior colliculus
- superfamily apoidea
- subsistence farming
- suborder tarsioidea
- suborder ruminantia
- suborder pinnipedia
- suborder mugiloidea
- suborder lacertilia
- submersible warship
- subfamily triglinae
- subfamily sterninae
- subfamily dorylinae
- subfamily anserinae
- subclass cirripedia
- striped button quail
- stress incontinence
- strawberry daiquiri
- stratified sampling
- stratified language
- straight-line method
- stochastic variable
- stereoscopic vision
- sterculia rupestris
- stellar association
- stanford university
- st. christopher-nevis
- sporobolus poiretii
- spirit of turpentine
- spiranthes spiralis
- spartina pectinmata
- southern maidenhair
- solar magnetic field
- solanum commersonii
- sodium hypochlorite
- sociological theory
- skin perceptiveness
- six-lined racerunner
- sisymbrium barbarea
- sir humphrey gilbert
- sir ernst boris chain
- sir bernard williams
- sir alfred hitchcock
- single-breasted suit
- signal-to-noise ratio
- side-blotched lizard
- sidalcea malviflora
- siberian wall flower
- sexual relationship
- serratula tinctoria
- sensory deprivation
- sensorimotor region
- seminiferous tubule
- semiconductor diode
- securities industry
- secondary dentition
- secobarbital sodium
- saxifraga stellaris
- saxifraga hypnoides
- sao tome and principe
- sanskritic language
- sanskrit literature
- sample distribution
- salicornia europaea
- saint teresa of avila
- saint martin's summer
- saint lawrence river
- saint francis xavier
- sacrifice operation
- sabbatia campestris
- right gastric artery
- rickettsial disease
- rhodesian ridgeback
- rhodanthe manglesii
- rhizopus stolonifer
- rhizomatous begonia
- rhizoctinia disease
- rhetorical question
- respiratory disease
- repulsorlift engine
- renal insufficiency
- remilegia australis
- religious mysticism
- relative atomic mass
- regression equation
- regression analysis
- registration number
- registered security
- regional anesthesia
- redbrick university
- real-time processing
- reactive depression
- reaction propulsion
- quercus marilandica
- quadriphonic system
- quadrigesima sunday
- pus-forming bacteria
- purple virgin's bower
- pupillary sphincter
- pulse timing circuit
- public relations man
- public presentation
- pterocarpus indicus
- psychotria capensis
- psittacus erithacus
- prospero lambertini
- prosecuting officer
- professional tennis
- procursive epilepsy
- prince edward island
- prevailing westerly
- prehistoric culture
- prairie rattlesnake
- prairie golden aster
- potentilla anserina
- potassium hydroxide
- porcupine provision
- polypodium scouleri
- police commissioner
- podiceps ruficollis
- plumed scorpionfish
- platanus orientalis
- platanus acerifolia
- pierre-simon laplace
- phragmites communis
- philaenus spumarius
- pezophaps solitaria
- peruvian mastic tree
- personal credit line
- persian gulf illness
- periodontal disease
- periarterial plexus
- peperomia sandersii
- penstemon rydbergii
- pennisetum ruppelii
- peninsular malaysia
- pedestrian crossing
- paranthias furcifer
- paprilus alepidotus
- pancreatic fibrosis
- palestine authority
- oxytropis lambertii
- order ustilaginales
- order rickettsiales
- order polymastigina
- order mycrosporidia
- order haplosporidia
- order haemosporidia
- order cypriniformes
- order coraciiformes
- old frisian language
- observation station
- normative economics
- nonreligious person
- non-christian priest
- nierembergia repens
- nicolaus zinzendorf
- new siberian islands
- neurotic depression
- nasogastric feeding
- myrica pensylvanica
- myosotis scorpiodes
- musculophrenic vein
- multiple regression
- molecular biologist
- missouri compromise
- minor diatonic scale
- miniature schnauzer
- mineral association
- minato ohashi bridge
- military censorship
- microprocessor chip
- metaphosphoric acid
- mertensia virginica
- merovingian dynasty
- meriones longifrons
- melospiza georgiana
- marsilea drummondii
- marriage counseling
- major tranquilliser
- major diatonic scale
- magnesium hydroxide
- machine translation
- louis henry sullivan
- louis henri sullivan
- lonicera canadensis
- litocranius walleri
- listeria meningitis
- limnodromus griseus
- limnocryptes minima
- learning disability
- learner's dictionary
- leaning tower of pisa
- late-spring-blooming
- lagenaria siceraria
- lactarius delicioso
- king charles spaniel
- keratosis nigricans
- karl wilhelm siemens
- kammon strait bridge
- jumping bristletail
- judicial separation
- john birks gillespie
- jessica lucy mitford
- jean francois millet
- italian renaissance
- isopyrum biternatum
- iron-storage disease
- ipomoea orizabensis
- intravenous feeding
- interstellar medium
- internal combustion
- intermediate shroud
- intergalactic space
- interfacial tension
- insider information
- inorganic phosphate
- inorganic chemistry
- informer's privilege
- information science
- information measure
- inferior colliculus
- inductive reasoning
- indri brevicaudatus
- indirect expression
- in one's birthday suit
- ilex paraguariensis
- idiopathic disorder
- idiographic science
- hysterical neurosis
- hundred-and-sixtieth
- holocentrus bullisi
- hexalectris spicata
- hesperis matronalis
- herpes simplex virus
- herpes encephalitis
- hermann emil fischer
- heinrich schliemann
- hawaii standard time
- harry sinclair lewis
- halicoeres radiatus
- haematobia irritans
- grindelia squarrosa
- grievous bodily harm
- greenhouse emission
- green fringed orchis
- graduation exercise
- gradable opposition
- glorious revolution
- gilbert and sullivan
- giant red paintbrush
- giannangelo braschi
- geostationary orbit
- genus trichodesmium
- genus schizachyrium
- genus rhinonicteris
- genus phragmipedium
- genus micropogonias
- genus microdipodops
- genus ibero-mesornis
- genus hemitripterus
- genus frankliniella
- genus dicranopteris
- genus chorizagrotis
- genus centropristis
- genus armillariella
- genus armadillidium
- genus argyroxiphium
- genus archidiskidon
- genus actiniopteris
- genital personality
- generalized seizure
- gastroepiploic vein
- fuchsia excorticata
- fringed loosestrife
- friedrich nietzsche
- francois mitterrand
- fragaria chiloensis
- florida selaginella
- flat tip screwdriver
- finno-ugric-speaking
- female circumcision
- favourable position
- family xenosauridae
- family stromateidae
- family sphaeriaceae
- family scutigeridae
- family scarabaeidae
- family relationship
- family ramphastidae
- family orchestiidae
- family nephropsidae
- family marsileaceae
- family gesneriaceae
- family erysiphaceae
- family ceratopsidae
- family brassicaceae
- family ambrosiaceae
- fairness commission
- exclusion principle
- eusebius hieronymus
- eurasian kingfisher
- euclid's fourth axiom
- eucharistic liturgy
- ernst heinrich weber
- eptesicus serotinus
- epidural anesthesia
- epacris obtusifolia
- english hippocrates
- engineering science
- emil hermann fischer
- electrostatic field
- electric resistance
- eichhornia spesiosa
- edwin dubois hayward
- ecclesiastical robe
- eastern indigo snake
- eastern catholicism
- east indian rosewood
- dryopteris goldiana
- dryopteris filix-mas
- dryopteris dilatata
- doctor of humanities
- divine right of kings
- diversionary attack
- dissociation energy
- dispersed particles
- disorderly behavior
- discretionary trust
- dioscorea bulbifera
- digitaria ischaemum
- dicentra canadensis
- descurainia pinnata
- descriptive grammar
- depressive disorder
- delusional disorder
- deflationary spiral
- deep supporting fire
- deductive reasoning
- dalbergia cearensis
- cupressus arizonica
- crystallized ginger
- crucifixion of jesus
- crisis intervention
- criminal possession
- crataegus apiifolia
- corrosive sublimate
- coronavirus disease
- cornelius jansenius
- coreopsis tinctoria
- cordyline australis
- coptis groenlandica
- conversion reaction
- conversion hysteria
- conversion disorder
- continuing trespass
- consumer price index
- connarus guianensis
- congenital disorder
- conflict of interest
- computer simulation
- complex preposition
- competitor analysis
- coluber hippocrepis
- collective security
- coeloglossum viride
- clinical depression
- climbing salamander
- clematis virginiana
- clematis versicolor
- cleistes divaricata
- class coniferopsida
- class archiannelida
- citroncirus webberi
- citellus variegatus
- cirsium lanceolatum
- cirsium helenioides
- cimicifuga racemosa
- christian scientist
- christian schonbein
- cholesterosis cutis
- chi-square statistic
- chelifer cancroides
- charles william post
- charles vii of france
- charles ii of england
- cerebrospinal fluid
- cercis occidentalis
- ceratotherium simum
- cerapteryx graminis
- celestial hierarchy
- catherine i of russia
- catherine de medicis
- carl friedrich gauss
- carduelis cannabina
- cardigan welsh corgi
- cardamine pratensis
- cardamine douglasii
- capparis mitchellii
- capital of singapore
- canalis vertebralis
- calostoma ravenelii
- california sycamore
- california allspice
- calidris ferruginea
- burmeisteria retusa
- burhinus oedicnemus
- bubalus mindorensis
- brush-tail porcupine
- british thermal unit
- brevoortia tyrannis
- brassica perviridis
- bissau-guinean franc
- bird-footed dinosaur
- binge-vomit syndrome
- bidens trichosperma
- bering standard time
- berberis thunbergii
- bastard lignum vitae
- barbados maidenhair
- automobile industry
- autoimmune disorder
- auriparus flaviceps
- attractive nuisance
- asterid dicot family
- associate in nursing
- aspidelaps lubricus
- asian tiger mosquito
- asclepias incarnata
- arteria mesenterica
- arteria ethmoidalis
- arteria epigastrica
- arteria communicans
- arteria auricularis
- artemisia abrotanum
- aristotelia serrata
- arisaema triphyllum
- arisaema dracontium
- apothecaries' weight
- antarctic peninsula
- anolis carolinensis
- anoa depressicornis
- annona diversifolia
- anion-exchange resin
- angelica sylvestris
- alsophila pometaria
- alnus veridis crispa
- agitated depression
- agaricus campestris
- aegilops triuncalis
- acute brain disorder
- active matrix screen
- acoustic resistance
- acoustic projection
