18-Letter Words Containing: C,O,S,T
(In Any Order)
There are 233 18 letter words,
700 18 letter phrases and
0 18 letter abbr's with
C,O,S,T in.
Best Scoring 18 Letter Words With: C,O,S,T
| Expand? | 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 (233)
telecommunicationsinconsequentialityinterconnectednesstransmogrificationoversimplificationspectrophotometricantivivisectionistpsychopathologicalpaleoclimatologistunaccountabilitiesultrasophisticatedultramicroscopicalultraconservativesultraconservatismstrichloroethylenestriboluminescencestriboelectricitiesthermoplasticitiesthermoluminescencetheatricalizationstachistoscopicallysupersophisticatedsuperminicomputerssuperconglomeratessupercivilizationssubclassificationssubcategorizationsstructuralizationsstoichiometricallystereospecificallystereophotographicspectrophotometersspectrohelioscopesspectroheliographyspectroheliographsspectrofluorometryspectrofluorometerspectrofluorimetersomnambulisticallysemidomesticationssemiconservativelysedimentologicallysatisfactorinessesribonucleoproteinsrhabdomyosarcomatarevascularizationsrecrystallizationsreconstructionistsreconstructionismsrechromatographiesrambunctiousnessesradiochromatogramsquattuordecillionsquasiperiodicitiespsychophysiologistpsychopathologistspsychoanalyticallypseudotuberculosispseudotuberculosespseudoparenchymataprovincializationspropagandisticallypronounceabilitiespostpsychoanalyticpolyesterificationpolyacrylonitrilespiezoelectricitiesphysiopathologicalphotosyntheticallyphotoreproductionsphotoreactivationsphotomicrographiesphotodissociationsphotodecompositionphosphoglucomutasepertinaciousnessesperchloroethylenespentachlorophenolspathophysiologicalparticularizationspaleoclimatologiesoverspecializationoverprotectivenessoveroptimisticallyoverconcentrationsovercommunicationsoverclassificationorthopsychiatristsnondiscriminationsnondestructivenessnondeductibilitiesnoncooperationistsnoncomparabilitiesnoncommutativitiesneuropsychologistsneuropsychiatristsmonochromaticitiesmisidentificationsmisclassificationsmineralocorticoidsmicroreproductionsmicrophotographiesmicrophotographersmicrometeorologistmicrometeorologiesmicromanipulationsmicrolepidopterousmicroencapsulationmicroencapsulatingmicrodensitometricmicrodensitometersmicrocrystallinitymicrocalorimetriesmeretriciousnessesmechanochemistriesmalcontentednessesmagnetostrictivelymagnetoresistancesmacrophotographiesintrospectionisticintercolumniationsincorruptibilitiesinconvertibilitiesincontestabilitiesinconceivabilitiesincommensurabilityincombustibilitiesimmunoreactivitiesimmunoprecipitateshypophysectomizinghypernationalistichypercorrectnesseshydroelectricitieshomoscedasticitieshistophysiologicalgranulocytopoiesisgranulocytopoiesesglottochronologiesfractionalizationsferroelectricitiesexceptionabilitiesethnomusicologistsethnomusicologicalelectroretinogramselectrophysiologicelectrophilicitieselectromyographieselectroluminescentelectrodesiccationelectrodepositionselectrochemistrieselectrocardiogramsdiscourteousnessesdiscontentednessesdisconsolatenessesdisconnectednessesdendrochronologistdehydrochlorinatesdecriminalizationsdeconstructionistscreditworthinessescountersuggestionscounterstrategistscounterrevolutionscounterquestioningcounterpropagandascounterinstitutioncountergovernmentscounterdeploymentscounterdemonstratecounterculturalismcounterconventionscounteraggressionscounteradvertisingcounteradaptationscounteraccusationsconversationalistscontradistinctionscontemptuousnessescontemptiblenessesconsubstantiationsconstructivenessesconstitutionalizesconstitutionalizedconstitutionalistsconstitutionalismsconservativenessesconsequentialitiescongregationalistscongregationalismsconceptualizationscompartmentalisingcompanionabilitiescommercializationscommensurabilitiescollectivisticallyclaustrophobicallycholecystectomizedchlortetracyclinescantankerousnessesbureaucratizationsbourgeoisificationbiocompatibilitiesbacteriorhodopsinsaustralopithecinesarchaeoastronomiesantidiscriminationanticommercialismsaerothermodynamicsunsatisfactorinessunconstitutionallyultranationalisticspectrographicallysaccharomycetaceaepsychotherapeuticspseudopleuronectesovercapitalisationnonprognosticativemuscivora-forficatalacto-vegetarianisminternationalistichypercholesteremiahomobasidiomyceteshistocompatibilityfibrocartilaginouscytoarchitectonicscross-fertilizationcross-fertilisationcorrosion-resistantballistocardiogramarteriolosclerosisanticholinesteraseadenocarcinomatousPhrases (700)
voiceless consonantvictor frankensteinupton beall sinclairtomistoma schlegelithomas clayton wolfetelevision receiversyzygium aromaticumsuperiority complexsuborder clamatoressphenodon punctatumsolid body substancesocial organizationsocial organisationsir frederick ashtonsir christopher wrensexual reproductionsetophaga ruticillaselective lipectomysecurity consultantscottish highlanderscorpio the scorpionscandinavian nationroyal academy of artspriority processingpositive reinforcerportuguese republicpooecetes gramineuspolitical dissidentpoisonous substancepiano transcriptionphysiological statephysical attractionp-type semiconductoroysters rockefellerostrya carpinifoliaoscar hammerstein iiorder ichthyosauriaorder eubacterialesoenothera fruticosaoceanites oceanicusnewspaper columnistneuropterous insectnational censorshipnarcotic antagonistmusical compositionmusculus temporalismary wollstonecraftmake a clean breast oflowlands of scotlandlouis-hector berliozlogistic assistancelogistic assessmentlinguistic relationlatrodectus mactanslachrymal secretionjohn charles fremontjames whitcomb rileyjames prescott jouleisabella i of castileinternational scaleinstallation chargehypostasis of christhypertonic solutionhistorical documentherpestes ichneumonheloderma suspectumgenus styracosaurusgenus recurvirostragenus phyllostachysgenus melopsittacusgenus eschscholtziagenus encephalartosgenus dimorphothecagenus archaeopteryxgarcinia mangostanafunctional disorderfricative consonanteuropean goatsuckeressential conditionessential amino acidelectronics companyelectronic databaseelectron microscopeelection commissionelaeagnus commutataeducation secretaryeconomic assistancedoctor of osteopathydmitri shostakovichdivision eubacteriadivision cynodontiadirect transmissiondiplomatic ministerdigitalis glycosidecyanocitta cristatacrotalus scutulatuscrotalus mitchelliicreate from raw stuffcrataegus oxycanthacouncil of constancecorrugated fastenerconstruction workerconstantin brancusiconservation of masscommissaire maigretcome out of the closetcolumbia universitycolocasia esculentacollapsible sheltercognitive semanticsclass schizomycetesclass gastromycetesclass dicotyledonaechristopher marlowechemical operationscause to be perceivedcastanea mollissimacarl gustaf mosandercapital of wisconsincapital of tennesseecapital of swazilandcapital of new jerseycapital of minnesotacapital of louisianacapital of indonesiacapital of australiabook of instructionsattestation serviceascension of the lordartocarpus communisartistic productionarthur schopenhauerarmoracia rusticanaapodemus sylvaticusantispasmodic agentantipsychotic agentantineoplastic drugantagonistic muscleandrew dickson whiteanamnestic reactionamphibious aircraftambystoma mexicanumalytes obstetricansagropyron cristatumaegean civilisationactinidia deliciosaacoustic gramophoneaccounting standardaccordance of rightszero-coupon securityyellow-breasted chatwrit of habeas corpuswinter olympic gameswhite fringed orchiswestern diamondbackwestern chokecherrywebbing clothes mothweather forecastingweapons emplacementvolumetric analysisvascular prosthesisvaledictory speakervaledictory addressuveoscleral pathwayunspoken accusationtyrannus vociferanstussock caterpillartuberculoid leprosytrusteeship counciltrumpet honeysuckletropical rain foresttrichostema lanatumtremella fuciformistoxic shock syndrometopical anaesthetictopical anaesthesiatobacco mosaic virustime deposit accountthermoplastic resinthermobia domesticathermionic emissiontheory of indicatorstextual scholarshipteucrium scorodoniataraxacum kok-saghyztanacetum douglasiisymplocus tinctoriaswiss confederationsurjective functionsupratrochlear veinsubpoena duces tecumsuborder odontocetisuborder nematocerasuborder lacertiliasuborder ceratopsiasubclass actinopodastructural genomicsstructural concretestress incontinencestochastic variablestictopelia cuneatastereoscopic visionstereophonic systemstenotomus chrysopsstellar associationsteganopus tricolorstations of the crossstarvation acidosisst. christopher-nevisspotsylvania countyspace-time continuumsouthern white cedarsouth celestial polesolar magnetic fieldsodium hypochloritesociological theorysocial anthropologysmoking compartmentslip friction clutchsir ernst boris chainsir alfred hitchcockside-blotched lizardshortia galacifoliashort gastric arterysex-change operationserratula tinctoriasentential functionsemiconductor diodesemi-sweet chocolatesegmentation cavitysecretary of the navysecretary of defensesecondary educationsecondary dentitionsecobarbital sodiumscleroderma bovistasciaenops ocellatusscale of measurementsao tome and principesaint thomas a becketsacrifice operationsacramento sturgeonrocky mountain sheeprobotic telesurgeryrobert james fischerrobert bruce mathiasrichard john robertsrhus toxicodenedronrhizoctinia diseaserhetorical questionresearch laboratoryrepublic of the sudanrepublic of botswanareproductive systemreligious mysticismrelative atomic massreductio ad absurdumreal-time processingreactive depressionreaction propulsionratibida columnarisquadriphonic systemquadraphonic systempylodictus olivarispus-forming bacteriapublic relations manpublic presentationpterocarpus indicuspsychotria capensispsychotherapy grouppsychological statepsoriatic arthritispsocopterous insectpseudotaxus chieniiprosecuting officerpropositional logicprionotus carolinusprince-of-wales'-heathprince of wales heathprehistoric culturepotos caudivolvuluspotato scab bacteriapotassium carbonatepotamogeton crispuspositive chemotaxispopulus trichocarpaponcirus trifoliatapolystichum brauniipolitical scientistpolitical commissarpolice headquarterspoephila castanotispneumogastric nerveplatanus acerifoliaplains pocket gopherpimenta officinalisphyllostachys nigraphyllostachys aureaphrynosoma cornutumphragmites communisphotogenic epilepsyphonological systempesticide poisoningpersonal credit linepediculosis capitispedestrian crossingpart-of-speech taggerparochetus communisparacentral scotomapancreatic fibrosisorthopterous insectoriental bush cherryorder stegocephaliaorder solenichthyesorder rickettsialesorder marchantialesorder endomycetalesopisthocomus hoazinoperations researcholfactory sensationnyctanassa violaceanotoryctus typhlopsnothofagus truncatanorth celestial polenormative economicsnonsocial infectionnon-christian priestnihilistic delusionnewtonian telescopenewtonian mechanicsneurotic depressionnegative chemotaxisnational assistancenasogastric feedingn-type semiconductormyosotis scorpiodesmyositis trichinosamyasthenic syndromemusculus teres minormusculus teres majormusculus pectoralismusculus deltoideusmusculus buccinatormultiplication signmountain watercressmountain blacksnakemoreton bay chestnutmorchella esculentamonmouth court housemolecular biologistminor diatonic scaleminoan civilisationmineral associationmilitary commissionmilitary censorshipmicroscopic anatomymichael stuart brownmichael gerald tysonmexican pocket mousemetaphosphoric acidmetabolic alkalosismelicocca bijugatusmedical institutionmathematical symbolmaster of ceremoniesmarquis de condorcetmalacosoma disstriamajor diatonic scalemagneto-optical discmagnesium carbonatemacroscopic anatomymachine translationlutjanus blackfordilong-distance runnerlobelia siphiliticalitocranius wallerilip synchronizationlip synchronisationlimnocryptes minimaliliid monocot genusligustrum japonicumleycesteria formosalepiota cepaestipesleontocebus rosalialeontocebus oedipuslegislative councillearner's dictionarylaportea canadensislactose intolerancelactarius deliciosokingdom protoctistakeratosis nigricanskalashnikov culturejunction transistorjudicial separationjose clemente orozcojoint chiefs of staffjohn ernst steinbeckjessica lucy mitfordjerusalem artichokejean francois milletjames francis thorpejames butler hickockjack-o-lantern fungusitalian honeysuckleionization constantinternal combustioninterfacial tensioninteragency supportinorganic phosphateinorganic chemistryinformation scienceinflectional suffixinductive reasoningindirect expressionin the adjacent houseidiopathic disorderhysterical neurosishypoplastic anaemiahypo-eutectoid steelhyperfocal distancehorse chestnut creamholocentrus bullisihibiscus moscheutosheterotheca villosahenry oscar houghtonheat of dissociationheat of condensationhave the distinctionhalicoeres radiatushaemorrhagic strokegyromitra esculentaguilt by associationgroup psychotherapygroup centrospermaegregorian telescopegraduation exercisegovernment securitygoods and service taxgolden barrel cactusgenus trichoglossusgenus trichodesmiumgenus toxicodendrongenus thysanocarpusgenus strobilomycesgenus streptococcusgenus streptocarpusgenus sphacelothecagenus schizopetalongenus rhinonicterisgenus pterodactylusgenus protoceratopsgenus plectrophenaxgenus platypoecilusgenus pithecolobiumgenus phascolarctosgenus mycobacteriumgenus malacothamnusgenus macrodactylusgenus leucocytozoongenus leucocytozoangenus leptodactylusgenus lactobacillusgenus ichthyosaurusgenus hyracotheriumgenus hylactophrynegenus hyacinthoidesgenus falcatifoliumgenus electrophorusgenus dicranopterisgenus dactylopterusgenus ctenocephalusgenus corythosaurusgenus compsognathusgenus clethrionomysgenus chrysothamnusgenus chronoperatesgenus chorizagrotisgenus chilomycterusgenus cercopithecusgenus ceratotheriumgenus ceratophyllumgenus ceratopetalumgenus cephalopterusgenus centropristisgenus calamagrostisgenus arctocephalusgenus anoectochilusgenus agrobacteriumgenus actiniopterisgenus acanthocybiumgenus acanthocereusgastroepiploic veingastrocolic omentumfunctional genomicsfunctional calculusfuchsia excorticatafrancois mitterrandforward transactionfluorescent fixturefirst earl of chathamfirst baron macaulayfeast of tabernaclesfamily orchestiidaefamily ceratopsidaefamily catostomidaeeuclid's fourth axiomeucalyptus rostrataeucalyptus globuluseucalyptus coriaceaeucalyptus camphoraeuarctos americanusequetus lanceolatuseptesicus serotinusepacris obtusifoliaenglish hippocratesendowment insuranceelymus trachycauloselectrostatic fieldelectron microscopyelectric toothbrushedward the confessorecclesiastical robeecclesiastical modeeastern cricket frogeastern catholicismdomesticated animaldoctor of philosophydoctor of humanitiesdivision myxomycotadivision cyanophytadiversionary attackdistrict of columbiadissociation energydiscretionary trustdirector of researchdicamptodon ensatusdental orthopaedicsdeductive reasoningde facto segregationdaucus carota sativacytisus multifloruscystopteris montanacystophora cristatacyclopes didactyluscutaneous sensationcryptotermes breviscryptogramma crispacrotalus adamanteuscross-country skiingcross-country ridingcrisis interventioncrataegus tomentosacrataegus apiifoliacourt of saint james'scotoneaster dammericorticospinal tractcortaderia selloanacorrosive sublimatecorporal punishmentcoronary thrombosiscoreopsis tinctoriacordyline australiscordia gerascanthuscoptis groenlandicaconversion reactionconversion hysteriacontract of adhesioncontopus sordiduluscontinuing trespasscontempt of congresscontagious abortionconstructive breachconjugal visitationcongenital disorderconflict of interestconfederate soldierconfederate jasmineconduction deafnesscomputer simulationcomplex prepositioncomplementary closecompetitor analysiscompatible softwarecompassionate leavecommunist manifestocommon staghorn ferncolutea arborescenscoluber constrictorcollective securitycolaptes chrysoidescognitive scientistclosed-heart surgeryclianthus speciosusclematis versicolorclematis ochreleucaclaudius ptolemaeusclassical mythologyclass xanthophyceaeclass pyrenomycetesclass plectomycetesclass hymenomycetesclass holothuroideaclass hepaticopsidaclass ginkgophytinaclass dicotyledonesclass cyanobacteriaclass cryptophyceaecitrus aurantifoliacitroncirus webbericirsium lanceolatumchrysophrys auratuschrysolophus pictuschristian schonbeinchoriotis australischolesterosis cutischinese scholartreechinese scholar treechinese parasol treechinese forget-me-notcheilanthes eatoniicharles william postchaenopsis ocellatacerebral thrombosiscercis occidentalisceratotherium simumceratostomella ulmiceltis occidentaliscelestial longitudececil scott forestercatherine i of russiacatharanthus roseuscastilleja chromosacastanea ozarkensiscassia occidentaliscassia augustifoliacascade transformercasanova de seingaltcarolingian dynastycapital of singaporecapital of san marinocapital of costa ricacalostoma raveneliicalostoma lutescenscalopogon tuberosumcalochortus eleganscalochortus amoenusbuchloe dactyloidesbrush-tail porcupinebroadcasting studiobreech presentationboy scouts of americabottlebrush buckeyeborn-again christianbook of ecclesiastesboltzmann's constantbocconia frutescensblissus leucopterusblack root rot fungusbidens trichospermabastardy proceedingbasal metabolic ratebartolomeo eustachibarometric pressureball-and-socket jointaustrotaxus spicataasterid dicot familyassociative aphasiaassociate professorassociate in nursingasparagus setaceousascomycetous fungusarticulatory systemarteria communicansaristolochia durioraristarchus of samosarisaema dracontiumarches national parkapothecaries' weightanticonvulsant druganselm of canterburyanointing of the sickandropogon furcatusanarchist communismanamnestic responseambystoma maculatumaleurites moluccanaagonus cataphractusaffricate consonantaegilops triuncalisaddax nasomaculatusacute brain disorderacoustic resistanceacoustic projectionacoustic phenomenonacoustic absorptionacer pseudoplatanusacentric chromosomeaccounts receivableabsorption spectrum
