18-Letter Words Containing: S,P,I,E,R
(In Any Order)
There are 157 18 letter words,
516 18 letter phrases and
0 18 letter abbr's with
S,P,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 (157)
- disproportionately
- oversimplification
- spectrophotometric
- overrepresentation
- hyperaldosteronism
- neuropsychological
- unresponsivenesses
- unprofitablenesses
- unprinciplednesses
- unpredictabilities
- uncompromisingness
- ultrasophisticated
- triskaidekaphobias
- transportabilities
- thrombophlebitides
- thermoplasticities
- supranationalities
- supersophisticated
- supersensitivities
- superminicomputers
- superintelligences
- superintellectuals
- supercivilizations
- superciliousnesses
- superadministrator
- stereospecifically
- stereophotographic
- sphygmomanometries
- spectrohelioscopes
- spectroheliography
- spectroheliographs
- spectrofluorimeter
- soporiferousnesses
- semiprofessionally
- semipermeabilities
- ribonucleoproteins
- representativities
- representativeness
- representationally
- reprehensibilities
- rehospitalizations
- rechromatographies
- quasiperiodicities
- pseudotuberculosis
- pronounceabilities
- premillenarianisms
- predestinarianisms
- praiseworthinesses
- postmillenarianism
- polyesterification
- polyacrylonitriles
- piezoelectricities
- photoreproductions
- photoreactivations
- photomorphogenesis
- photomicrographies
- photolithographies
- photodisintegrates
- photodisintegrated
- phosphodiesterases
- pertinaciousnesses
- perpendicularities
- overspecialization
- overprotectiveness
- overoptimistically
- overextrapolations
- nonrepresentatives
- noncooperationists
- noncomparabilities
- neuropsychologists
- neuropsychiatrists
- neurophysiologists
- misrepresentations
- misinterpretations
- microreproductions
- microradiographies
- microphotographies
- microphotographers
- microlepidopterous
- microencapsulation
- microencapsulating
- methylprednisolone
- macrophotographies
- lymphangiographies
- lumpenproletariats
- lipopolysaccharide
- lepidopterologists
- irresponsivenesses
- irresponsibilities
- irreproachableness
- irrepressibilities
- irreplaceabilities
- introspectionistic
- interrelationships
- interpretabilities
- interoperabilities
- inexpressivenesses
- inexpressibilities
- incorruptibilities
- inappreciativeness
- impracticabilities
- imperturbabilities
- impersonalizations
- impermissibilities
- imperishablenesses
- imperceptivenesses
- immunosuppressions
- immunosuppressants
- immunoprecipitates
- hypersensitization
- hypersensitivities
- hypersensitiveness
- hyperrationalities
- hyperpolarizations
- hyperpigmentations
- hypernationalistic
- hyperimmunizations
- hyperconsciousness
- hyperalimentations
- hydroxytryptamines
- granulocytopoiesis
- granulocytopoieses
- expressionlessness
- evapotranspiration
- entrepreneurialism
- electrophysiologic
- electrophilicities
- electromyographies
- electrodepositions
- echocardiographies
- echocardiographers
- disreputablenesses
- dextroamphetamines
- dephosphorylations
- depersonalizations
- counteradaptations
- comprehensibleness
- compartmentalising
- bacteriorhodopsins
- australopithecines
- astrophotographies
- apprehensivenesses
- appreciativenesses
- triphosphopyridine
- spectrographically
- pteridospermopsida
- pteridospermaphyta
- psychotherapeutics
- plasmodiophoraceae
- overcapitalisation
- order-chenopodiales
- nonprognosticative
- noncomprehensively
- neurophysiological
- mucopolysaccharide
- hypercholesteremia
- glomerulonephritis
Phrases (516)
- worldly possessions
- william shakespeare
- whispering campaign
- upton beall sinclair
- unconscious process
- third epistle of john
- third epistel of john
- television reporter
- supervisory routine
- superiority complex
- suborder anisoptera
- spatial arrangement
- spanish-american war
- sir peter paul rubens
- sir henry joseph wood
- sir christopher wren
- sexual reproduction
- setophaga ruticilla
- scorpio the scorpion
- respiratory illness
- republic of suriname
- republic of slovenia
- republic of maldives
- republic of honduras
- proposal of marriage
- professional golfer
- professional boxing
- priority processing
- prince-of-wales plume
- president jefferson
- president cleveland
- posterior pituitary
- positive reinforcer
- portuguese republic
- populus tremuloides
- pooecetes gramineus
- polish monetary unit
- polianthes tuberosa
- pen-tailed tree shrew
- parkinson's syndrome
- parainfluenza virus
- p-type semiconductor
- order sauropterygia
- order sarcosporidia
- order passeriformes
- nicolaus copernicus
- newspaper columnist
- neuropterous insect
- nephrops norvegicus
- national censorship
- musical performance
- musculus temporalis
- musculospiral nerve
- morchella crassipes
- meleagris gallopavo
- meconopsis cambrica
- material possession
- limenitis archippus
- lepomis macrochirus
- kilocycle per second
- jean baptiste racine
- infantile paralysis
- imperfective aspect
- hypertonic solution
- houses of parliament
- herpestes ichneumon
- heat of vaporisation
- health professional
- gossypium herbaceum
- genus dimorphotheca
- freudian psychology
- first epistle of john
- family spirillaceae
- family sphyraenidae
- family scorpaenidae
- family physeteridae
- family asparagaceae
- expressed almond oil
- erinaceus europaeus
- electronics company
- electron microscope
- disreputable person
- disagreeable person
- dipsacus sylvestris
- diplomatic minister
- compression bandage
- collapsible shelter
- christopher marlowe
- chemical operations
- cerebrospinal fever
- cerebral hemisphere
- cause to be perceived
- capital of new jersey
- business enterprise
- business department
- aspalathus linearis
- antirrhinum filipes
- antineoplastic drug
- american pulsatilla
- acoustic gramophone
- acer pennsylvanicum
- zero-coupon security
- yellow lady's slipper
- xyphophorus helleri
- wynnea sparassoides
- writ of habeas corpus
- wireless telegraphy
- winter olympic games
- wilderness campaign
- western roman empire
- western prince's pine
- virginia serpentary
- viperine grass snake
- vespula maculifrons
- vespertilio murinus
- vena supraorbitalis
- vena intercapitalis
- vena appendicularis
- vascular prosthesis
- vascular hemophilia
- valedictory speaker
- uropsilus soricipes
- upper carboniferous
- upholstery material
- unipolar depression
- umbelliferous plant
- tussock caterpillar
- tuberculoid leprosy
- trusteeship council
- tropical rain forest
- trisodium phosphate
- tragelaphus buxtoni
- top fermenting yeast
- threshold operation
- third battle of ypres
- thermoplastic resin
- textual scholarship
- tarquinius superbus
- syrian arab republic
- synaptomys borealis
- sweet-potato ring rot
- supratrochlear vein
- supra expressionism
- supervisory program
- supernatural virtue
- superior labial vein
- superior colliculus
- superhigh frequency
- superfamily apoidea
- superannuation fund
- suborder pinnipedia
- suborder lipotyphla
- suborder ceratopsia
- submersible warship
- subclass cirripedia
- subclass amphineura
- striped button quail
- streptopelia turtur
- stratified sampling
- stereoscopic vision
- stereophonic system
- sterculia rupestris
- steganopus tricolor
- st. christopher-nevis
- sporobolus poiretii
- spirit of turpentine
- spiranthes spiralis
- spheniscus demersus
- spartina pectinmata
- spanish oyster plant
- southern yellow pine
- southern hemisphere
- sodium hypochlorite
- snowdrop windflower
- smoking compartment
- skin perceptiveness
- sir humphrey gilbert
- single-furrow plough
- silver-leaved poplar
- short saphenous vein
- shirley temple black
- sexual relationship
- sex-change operation
- sensory deprivation
- security department
- saxifraga hypnoides
- sarracenia purpurea
- saratoga spittlebug
- sao tome and principe
- sample distribution
- salicornia europaea
- saints peter and paul
- sailor's breastplate
- sacrifice operation
- sabbatia campestris
- rocky mountain sheep
- ring-necked pheasant
- rhizopus stolonifer
- retarded depression
- respiratory disease
- repulsorlift engine
- republic of the sudan
- republic of botswana
- reproductive system
- red-backed sandpiper
- real-time processing
- reactive depression
- reaction propulsion
- quercus chrysolepis
- quadriphonic system
- quadraphonic system
- pyorrhea alveolaris
- pus-forming bacteria
- purple-hooded orchis
- purple virgin's bower
- pupillary sphincter
- pulse timing circuit
- public relations man
- public presentation
- pterocarpus indicus
- psychotria capensis
- psocopterous insect
- psittacus erithacus
- prunus pensylvanica
- prumnopitys elegans
- prospero lambertini
- prosecuting officer
- proportional sample
- promotional expense
- professional tennis
- professional person
- professional dancer
- procursive epilepsy
- prince-of-wales'-heath
- prince of wales heath
- prince edward island
- prevailing westerly
- president roosevelt
- president john adams
- present progressive
- presbyterian church
- prehistoric culture
- prairie rattlesnake
- prairie golden aster
- power-station worker
- potentilla anserina
- potato scab bacteria
- potassium hydroxide
- potassium carbonate
- potamogeton crispus
- portal hypertension
- porcupine provision
- populus balsamifera
- polypodium scouleri
- police headquarters
- police commissioner
- podiceps ruficollis
- pneumogastric nerve
- plumed scorpionfish
- plexus mesentericus
- platanus orientalis
- platanus acerifolia
- plains pocket gopher
- plains lemon monarda
- pinnotheres ostreum
- pine-barren sandwort
- pierre-simon laplace
- phragmites communis
- philaenus spumarius
- phaseolus angularis
- pezophaps solitaria
- petroleum geologist
- petersburg campaign
- peruvian mastic tree
- personal credit line
- persian gulf illness
- perpendicular style
- peromyscus eremicus
- periodontal disease
- periarterial plexus
- peperomia sandersii
- penstemon rydbergii
- penstemon newberryi
- pennisetum ruppelii
- peninsular malaysia
- pembroke welsh corgi
- pedestrian crossing
- paul bustill robeson
- parochetus communis
- parascalops breweri
- paranthias furcifer
- parallel processing
- paprilus alepidotus
- pancreatic fibrosis
- palestine authority
- palace of versailles
- oxytropis lambertii
- orthopterous insect
- order temnospondyli
- order stegocephalia
- order psilophytales
- order polymastigina
- order plumbaginales
- order plantaginales
- order mycrosporidia
- order haplosporidia
- order haemosporidia
- order cypriniformes
- order aspergillales
- operations research
- operating statement
- nuclear-powered ship
- northern hemisphere
- north celestial pole
- nonreligious person
- non-christian priest
- nierembergia repens
- newspaper publisher
- neurotic depression
- nervous prostration
- n-type semiconductor
- myrica pensylvanica
- myosotis scorpiodes
- musculus pectoralis
- musculophrenic vein
- multiple regression
- mountain spleenwort
- montia lamprosperma
- missouri compromise
- military censorship
- microprocessor chip
- metaphosphoric acid
- melospiza georgiana
- limnocryptes minima
- leptopteris superba
- leaning tower of pisa
- late-spring-blooming
- laportea canadensis
- landscape gardening
- landscape architect
- king charles spaniel
- jumping bristletail
- judicial separation
- judgment in personam
- john joseph pershing
- john birks gillespie
- james francis thorpe
- james edmund scripps
- isopyrum biternatum
- ipomoea orizabensis
- interplanetary dust
- intergalactic space
- interagency support
- inorganic phosphate
- informer's privilege
- indirect expression
- ilex paraguariensis
- idiopathic disorder
- idiographic science
- hypsiglena torquata
- hyperfocal distance
- hynerpeton bassetti
- hydropower industry
- horseshoe whipsnake
- hexalectris spicata
- hesperis matronalis
- herpes simplex virus
- herpes encephalitis
- gregorian telescope
- great saphenous vein
- gradable opposition
- gigacycle per second
- giant red paintbrush
- genus zinjanthropus
- genus stephanomeria
- genus scolopendrium
- genus schizophragma
- genus pseudowintera
- genus pleurothallis
- genus pleurobrachia
- genus phragmipedium
- genus paracheirodon
- genus micropogonias
- genus microdipodops
- genus hemitripterus
- genus gomphotherium
- genus gasterophilus
- genus dicranopteris
- genus cnemidophorus
- genus chirocephalus
- genus chamaecyparis
- genus cercopithecus
- genus centropristis
- genus cardiospermum
- genus argyroxiphium
- genus actiniopteris
- genital personality
- gastroepiploic vein
- flowering raspberry
- flat tip screwdriver
- fissurella apertura
- first battle of ypres
- finno-ugric-speaking
- ferdinand de lesseps
- favourable position
- family sphaeriaceae
- family relationship
- family ramphastidae
- family nephropsidae
- family erysiphaceae
- family cupressaceae
- family ceratopsidae
- express luxury liner
- exclusion principle
- european wolf spider
- european spider crab
- eucalyptus coriacea
- erigeron pulchellus
- eptesicus serotinus
- epistle to the romans
- epidural anesthesia
- epidendrum tampense
- epacris obtusifolia
- english hippocrates
- electron microscopy
- elaeocarpus grandis
- eichhornia spesiosa
- eastern roman empire
- dynamic loudspeaker
- dryopteris goldiana
- dryopteris fragrans
- dryopteris filix-mas
- dryopteris dilatata
- dorsal scapular vein
- dispersed particles
- desmodium purpureum
- descurainia pinnata
- descriptive grammar
- depressive disorder
- dental orthopaedics
- deflationary spiral
- deep supporting fire
- daisyleaf grape fern
- cystopteris montana
- custard-apple family
- cupressus goveniana
- cupressus arizonica
- cryptotermes brevis
- criminal possession
- creeping wood sorrel
- crataegus apiifolia
- coryphaena hippurus
- corporal punishment
- coreopsis tinctoria
- coptis groenlandica
- continuing trespass
- consumer price index
- computer simulation
- compound microscope
- complex preposition
- competitor analysis
- compatible software
- common lady's-slipper
- coluber hippocrepis
- colaptes chrysoides
- cnemidophorus velox
- clinical depression
- class coniferopsida
- chinese parasol tree
- chelydra serpentina
- cheiranthus asperus
- charles william post
- cerebrospinal fluid
- cerapteryx graminis
- cardamine pratensis
- capsicum frutescens
- capparis mitchellii
- capital of singapore
- california allspice
- bursera microphylla
- brush-tail porcupine
- bronchoscopic smear
- breech presentation
- breathing apparatus
- brassica perviridis
- blissus leucopterus
- binge-purge syndrome
- bidens trichosperma
- bastardy proceeding
- barometric pressure
- barbecued spareribs
- auriparus flaviceps
- atrial septal defect
- associate professor
- assistant professor
- aspidelaps lubricus
- asclepias incarnata
- arteria epigastrica
- arisaema triphyllum
- arches national park
- apothecaries' weight
- antidepressant drug
- antarctic peninsula
- anoa depressicornis
- anamnestic response
- alveolar resorption
- alsophila pometaria
- alnus veridis crispa
- allium ampeloprasum
- aleksandr pavlovich
- agitated depression
- agaricus campestris
- aegilops triuncalis
- adlerian psychology
- acoustic projection
- absorption spectrum
