18-Letter Words Containing: O,O,I
(In Any Order)
There are 288 18 letter words,
929 18 letter phrases and
0 18 letter abbr's with
O,O,I in.
Best Scoring 18 Letter Words With: O,O,I
| 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 (288)
telecommunicationsdisproportionatelyanthropomorphizinggastroenterologisttransmogrificationoversimplificationspectrophotometricsociopsychologicaloverrepresentationpsychopathologicalhyperaldosteronismpaleoclimatologistneuropsychologicalvideoconferencingsvaingloriousnessesunconscionablenessuncompromisingnessultrarevolutionaryultramicroscopicaltrichloroethylenestransistorizationstransformationallythrombophlebitidestachistoscopicallysubmicroscopicallysubconsciousnessessubcategorizationsstoichiometricallystereophotographicsphygmomanometriesspectrohelioscopesspectroheliographyspectroheliographsspectrofluorimetersoporiferousnessessemiprofessionallysemidomesticationssedimentologicallyroentgenologicallyribonucleoproteinsrenationalizationsrehospitalizationsreconstructionistsreconstructionismsrechromatographingrechromatographiesradiochromatogramsquattuordecillionspsychophysiologistpsychophysiologiespsychopathologistspsychobiographicalpseudotuberculosisprovincializationspronounceabilitiesproletarianizationpostpsychoanalyticpolyribonucleotidepolyesterificationpolychromatophilicpolychromatophiliapolyacrylonitrilesphysiopathologicalphotosyntheticallyphotosensitizationphotosensitivitiesphotoreproductionsphotoreactivationsphotomorphogenesisphotomicrographiesphotolithographingphotolithographiesphotodissociationsphotodisintegratesphotodisintegratedphotodecompositionphosphodiesterasesphonocardiographicphenomenologicallypathophysiologicalpaleoclimatologiesovolactovegetarianoverspecializationoverprotectivenessoveroptimisticallyoveridentificationovergeneralizationoverfertilizationsoverextrapolationsoverconcentrationsovercommunicationsovercommercializesovercommercializedoverclassificationovercentralizationotherworldlinessesostentatiousnessesoscillographicallyorthopsychiatristsorthogonalizationsopinionativenessesophthalmologicallynonrevolutionariesnoninterventionistnonfraternizationsnondiscriminationsnoncooperationistsnonconfrontationalnoncomparabilitiesnoncommutativitiesnonanthropologistsnonanthropologicalneurotransmissionsneuropsychologistsneurophysiologistsneuropharmacologicneuroendocrinologymyeloproliferativemonochromaticitiesmineralocorticoidsmicroreproductionsmicroradiographiesmicrophotographiesmicrophotographersmicropaleontologicmicromorphologicalmicrometeorologistmicrometeorologiesmicromanipulationsmicrolepidopterousmicroenvironmentalmicroencapsulationmicrodensitometricmicrodensitometersmicrocalorimetriesmethylprednisolonemethemoglobinemiasmelodramatizationsmacrophotographiesmacroglobulinemiaslipopolysaccharidelepidopterologistslepidopterologicalintrospectionisticintercolumniationsinharmoniousnessesinconsolablenessesincommodiousnessesimpersonalizationsimmunosuppressionsimmunopathologistsimmunopathologicalimmunohematologistimmunohematologiesimmunocytochemicalhyposensitizationshypophysectomizinghyperpolarizationshyperconsciousnesshyperconcentrationhydrometeorologisthydrometeorologieshomoscedasticitieshistophysiologicalhemoglobinopathiesgranulocytopoiesisgranulocytopoiesesglycosaminoglycansglottochronologiesgeochronologicallygastroenterologiesfractionalizationsevapotranspirationethnomusicologistsethnomusicologicalethnomethodologistethnomethodologieselectroretinographelectroretinogramselectrophysiologicelectromyographieselectrodesiccationelectrodepositionselectrocorticogramelectrocardiogramsechocardiographiesechocardiographersdisproportionationdisproportionatingdishonorablenessesdiscourteousnessesdisconsolatenessesdihydroergotaminesdiastereoisomerismdephosphorylationsdepersonalizationsdeoxyribonucleasesdenominationalismsdendrochronologistdendrochronologiesdenationalizationsdemythologizationsdehydrochlorinatesdehydrochlorinateddehydrochlorinasesdeconstructionistscountersuggestionscounterrevolutionscounterretaliationcounterquestioningcounterprogrammingcounterpetitioningcounterinstitutioncountereducationalcounterconventionscounteraggressionscounteradaptationscounteraccusationsconversationalistscontradistinctionsconsubstantiationsconstitutionalizesconstitutionalizedconstitutionalistsconstitutionalismscongregationalistscongregationalismsconceptualizationscompanionabilitiescommercializationscoccidioidomycosesclaustrophobicallychromolithographicchromolithographerchromolithographedcholecystectomizedbourgeoisificationbloodthirstinessesbiotransformationsbiocompatibilitiesbacteriorhodopsinsautobiographicallyastrophotographiesarchaeoastronomiesangiocardiographicaerothermodynamicsunconstitutionallytriphosphopyridinetetraiodothyronineterritorializationterritorialisationrhinolaryngologistradiocommunicationpteridospermopsidapolypropenonitrileplasmodiophoraceaeoxidation-reductionoverinterpretationovercapitalizationovercapitalisationorder-chenopodialesnonprognosticativenoncomprehensivelynitrochloromethaneneurophysiologicalmuscivora-forficatamucopolysaccharideintercommunicationimmunofluorescencehypoparathyroidismhydroxychloroquinehomobasidiomyceteshistocompatibilitygood-neighborlinessglomerulonephritisfibrocartilaginouselectrocardiographcytoarchitectonicscross-fertilizationcross-fertilisationcounterreformationcorrosion-resistantcoccidioidomycosischerbourg-octevilleballistocardiogramarteriolosclerosisanthropocentricityadenocarcinomatousPhrases (929)
worldly possessionswoodwind instrumentwashington monumentvoiceless consonantvoice communicationvictory in europe dayvictory celebrationvaccinium oxycoccusunconscious processtypographical errorturnip-rooted celerytuamotu archipelagotomistoma schlegelitichodroma muriariathyrotropic hormonethird epistle of johnthird epistel of johntheoretical accounttheodosius the greattheodore dwight weldtendonous synovitistelevision reportertangible possessionsupervisory routinesuperiority complexsuborder myxinoideisuborder anisopterasolidago spathulatasolid body substancesolenostemon blumeisocial organizationsocial organisationsir henry joseph woodsingle-reed woodwindsexual reproductionscorpio the scorpionsamolus parviflorusrheims-douay versionrevolutionary groupresearch colloquiumrepublic of the congorepublic of sloveniarepublic of hondurasrepublic of djiboutireproductive memoryrelaxation behaviorrefrigerator cookieread-only memory chipprotective coveringproposal of marriageprofessional golferprofessional boxingprivate corporationpriority processingpreconceived notionposterior pituitarypositive reinforcerpopulus tremuloidespooecetes gramineuspolygala paucifoliapolitically correctpolish monetary unitpolianthes tuberosapoisonous substancepodilymbus podicepsplanning commissionpinicola enucleatorpiano transcriptionphysiological statephysical phenomenonparkinson's syndromep-type semiconductorostrya carpinifoliaorthotomus sutoriusorder trogoniformesorder sauropterygiaorder sarcosporidiaorder passeriformesorder ichthyosauriaorder columbiformesorder ciconiiformesoperating procedureone thousand millionoenothera fruticosaodocoileus hemionusoceanites oceanicusoccupational hazardnicolaus copernicusniccolo machiavellineuropterous insectnephrops norvegicusnational censorshipnarcotic antagonistmusical compositionmoschus moschiferusmolar concentrationmolal concentrationminister of religionmethotrexate sodiummethod of accountingmercator projectionmeleagris gallopavomeconopsis cambricamaterial possessionmarianne craig mooremagnoliopsid familymacrozamia communislouis-hector berliozlogical implicationlepomis macrochiruskilocycle per secondjons jakob berzeliusjohn pierpont morganjean-frederic joliotinterior decorationinterior decoratingindian rhododendronideological barrierhypostasis of christhypertonic solutionhouses of parliamenthousehold appliancehistorical documentheat of vaporizationheat of vaporisationhealth professionalhablot knight brownegustatory sensationgravitational forcegian lorenzo berninigeorge westinghousegeorge simon kaufmangeorge michael cohangeographical regiongenus dimorphothecagallinula chloropusgallinago gallinagofunctional disorderfricative consonantfreudian psychologyfrancis ford coppolafortunella japonicafirst epistle of johnfederation of tribesfavorable receptionfamily scolopacidaeexpressed almond oilessential conditioneriobotrya japonicaenvoy extraordinaryemperor napoleon iiielectronics companyelectron microscopeelectromotive forceelection commissioneconomic assistancedouay-rheims versiondonato di betto bardidmitri shostakovichdivision cynodontiadivision anthophytadistributor housingdietrich bonhoeffercytotropic antibodycouncil of constancecouncil of chalcedoncorporate executiveconstruction workerconservation of masscomputer memory unitcomptonia peregrinacompression bandagecommon american shadcommercial documentcolocasia esculentaclass magnoliopsidaclass hyalospongiaeclass dicotyledonaechristopher marlowechemical phenomenonchemical operationsceremonial occasioncarrying into actioncapital of wisconsincapital of new mexicocapital of minnesotacapital of louisianacapital of indonesiacalifornia white oakbook of lamentationsbook of instructionsbombycilla cedrorunblood extravasationbiological researchbignonia capreolatabernardo bertoluccibaron georges cuvierbachelor of medicineauxiliary operationaugsburg confessionastronomy satelliteascension of the lordartocarpus communisartistic productionanterior fontanelleangle of inclinationandropogon gerardiiandromeda polifoliaandrija mohorovicicamerican revolutionalgorithmic programalfred louis kroeberair-to-ground missileagropyron cristatumacoustic gramophoneaccordance of rightszero-coupon securityyellowtail flounderxyphophorus hellerixylomelum pyriformewrit of habeas corpusworld tamil movementwoolsorter's diseasewilson cloud chamberwilliam henry hooverwhorled loosestrifewhite slime mushroomwelcoming committeewebbing clothes mothvocational trainingvermillion rockfishvena stylomastoideavaranus komodoensisvaledictory orationuterine contractionuropsilus soricipesupper carboniferousunspoken accusationuniversity of oxfordunipolar depressionuniocular dichromattuberculoid leprosytropical rain foresttrogium pulsatoriumtrisodium phosphatetrimorphodon lambdatricholoma venenatatricholoma vaccinumtricholoma pardinumtrend extrapolationtrailing four o'clocktrade union movementtoxic shock syndrometoxemia of pregnancytotalitation regimetorreya californicatopographic anatomytongan monetary unittobacco mosaic virustime deposit accounttime-and-motion studytiarella cordifoliathujopsis dolobratathreshold operationthreatened abortionthoroughbred racingthomas stearns eliotthomas gainsboroughthirst for knowledgethermobia domesticathermionic emissiontheory of relativitytheory of indicatorstheodor seuss geiselthamnophis proximusteucrium scorodoniatelephone extensiontelephone directorytectaria macrodontataxodium mucronatumtaraktogenos kurziitactual explorationsystem of numerationsynaptomys borealissymplocus tinctoriasymphoricarpos albaswiss confederationsweet-potato ring rotsupervisory programsuperior colliculussuborder tarsioideasuborder odontocetisuborder mugiloideasuborder lipotyphlasuborder lemuroideasuborder ceratopsiasubclass actinopodastereoscopic visionstereophonic systemstellar associationsteganopus tricolorstations of the crossstarvation acidosisst. ignatius of loyolaspotsylvania countysporobolus poiretiisphenoidal fontanelsphenoid fontanellesouthern yellow pinesouthern bog lemmingsouth celestial polesonora semiannulatasolomon r. guggenheimsolidago canadensissolanum commersoniisolanum carolinensesodium thiosulphatesodium hypochloritesociological theorysocio-economic classsocial anthropologysnowdrop windflowersmoking compartmentsmilax rotundifoliasingle-furrow ploughsignal-to-noise ratioshoshonian languageshortia galacifoliashort saphenous veinsex-change operationsensory deprivationsensorimotor regionsemiconductor diodesemi-sweet chocolatesecondary educationsecondary dentitionsecobarbital sodiumscopolia carniolicascleroderma bovistasciaenops ocellatussao tome and principesamolus floribundussalicornia europaeasacrifice operationronald wilson reaganrocky-mountain maplerocky mountain sheeprocky mountain pinonrockingham podocarprobotic telesurgeryrichard john robertsrichard coeur de lionrhus toxicodenedronrhododendron maximarhizopus stoloniferrhizomatous begoniarhetorical questionreticular formationrepublic of colombiarepublic of cameroonrepublic of botswanareinforced concreteregular icosahedronregular convex solidregression equationred river of the southrecombinant proteinreaction propulsionrate of depreciationradiation pyrometerrachel louise carsonpyrophosphoric acidpyrola rotundifoliapyorrhea alveolarispylodictus olivarispurple-hooded orchispublius ovidius nasopsychological statepsocopterous insectprotozoal infectionprospero lambertiniprosopis juliifloraprosopis glandulosaprosecuting officerpropositional logicproportional samplepromotional expenseprojective geometryprofessional tennisprofessional personprofessional dancerprocyon cancrivorusprobiotic bacteriumprionotus carolinuspresident rooseveltpower-station workerpower of appointmentpotos caudivolvuluspotawatomi languagepotato scab bacteriapotassium hydroxidepotassium carbonatepotamogeton crispuspositive chemotaxispositional notationportal hypertensionporphyrio porphyrioporcupine provisionpopulus trichocarpaponcirus trifoliatapomatomus saltatrixpolypodium scouleripolyphosphoric acidpolygonum orientalepolitical commissarpolice commissionerpolemonium viscosumpolaroid land camerapoephila castanotispodiceps ruficollisplumed scorpionfishplosive speech soundplethodon vehiculumplatalea leucorodiaplains pocket gopherplains lemon monardapinnotheres ostreumphotographic cameraphotogenic epilepsyphonological systemphaseolus coccineuspezophaps solitariapetroleum geologistpesticide poisoningperiodontal diseasepembroke welsh corgipellitory-of-the-wallpaumotu archipelagopaul bustill robesonpartial correlationparochetus communisparkinsonia floridaparathyroid hormoneparathion poisoningparabolic reflectoroxytropis lambertiioutput-to-input ratioorthopterous insectorthochromatic filmornithopod dinosauroriental arborvitaeoreamnos americanusorder temnospondyliorder synentognathiorder stegocephaliaorder solenichthyesorder psilophytalesorder polymastiginaorder mycrosporidiaorder haplosporidiaorder haemosporidiaorder falconiformesorder cypriniformesorder coraciiformesorder colymbiformesorder actinomyxidiaopisthocomus hoazinoperations researchonopordum acanthiumonopordon acanthiumomphalotus illudensolfactory sensationold english sheepdogobservation stationnucleolus organizernucleolus organisernucleolar organizernucleolar organisernorthern bog lemmingnorth celestial polenormative economicsnormal distributionnonvolatile storagenonsocial infectionnonreligious personnonmalignant tumournon-volatile storagenikolai lobachevskynicolaus zinzendorfnicholas ii of russianewtonian telescopenewtonian reflectornewton's law of motionneurotic depressionnetwork programmingnervous prostrationnarrowbody aircraftnarrow-body aircraftnail-tailed kangaroon-type semiconductormyosotis scorpiodesmyositis trichinosamycteroperca bonacimultiplex operationmultiple-furrow plowmountain spleenwortmountain four o'clockmother-in-law's tonguemorning-glory familymontia lamprospermamonocytic leukaemiamonoclonal antibodymomordica charantiamomordica balsaminamolecular biologistmissouri compromiseminor diatonic scaleminoan civilizationminoan civilisationmineral associationminato ohashi bridgemilitary commissionmicroscopic anatomymicroprocessor chipmicrohoning machinemexican pocket mousemetaphosphoric acidmetabolic alkalosismeriones longifronsmentha rotundifoliamelospiza georgianameadow jumping mousematricaria inodorummaster of ceremoniesmason and dixon's linemarquis de condorcetmalice aforethoughtmalathion poisoningmalacosoma disstriamajor diatonic scalemagnetomotive forcemagneto-optical discmagnetic core memorymacroscopic anatomylycopodium obscurumlycopodium clavitumluteinizing hormonelucretia coffin mottloxostege similalislower carboniferouslow-level formattinglord high chancellorlocomotive engineerlip synchronizationlip synchronisationlimnodromus griseusliliid monocot genuslightning conductorlieutenant governorliberation theologyleycesteria formosalepiota rubrotinctalepiota clypeolarialeontocebus rosalialeontocebus oedipusleaning tower of pisale douanier rousseaulate-spring-bloominglactose intolerancelactarius deliciosokorsakov's psychosiskingdom protoctistakingdom prokaryotaekingdom of swazilandkalapooian languagejunction transistorjuan carlos i of spainjoseph paul dimaggiojordanella floridaejoint chiefs of staffjohn joseph pershingjohn barrington wainjatropha stimulosusjacques lucien monodj. robert oppenheimeriron-storage diseaseiridoprocne bicoloripratropium bromideipomoea orizabensisipomoea leptophyllaionization constantion-exchange polymerinterrogation pointinternal combustioninsider informationinorganic phosphateinformation warfareinformation scienceinformation measureinferiority complexinferior colliculusindicator electrodeincomplete abortionidiopathic disorderhypophosphoric acidhypochromic anaemiahypo-eutectoid steelhyperbolic geometryhydroxybenzoic acidhydropower industryhyalophora cecropiahousing developmenthottentot bread vinehorseshoe whipsnakehorizontal parallaxhooded pitcher planthonorable dischargehomo sapiens sapiensholocentrus bullisihohenzollern empirehibiscus moscheutosheterotheca villosaheterophil antibodyhelleborus foetidushelicobacter pylorihedeoma pulegioidesheavyweight torpedoheat of dissociationheat of condensationhaemorrhagic strokegymnadenia conopseaguilt by associationgroup participationgrievous bodily harmgregory of nazianzusgregory of nazianzengregorian telescopegreenhouse emissiongradable oppositiongoods and service taxgolden wonder milletgold-crowned kingletglorious revolutionglobal organizationgirolamo savonarolagiant potato creepergianbattista bodonigiambattista bodonigiacomo della chiesageostationary orbitgeorgiana barrymoregenus trichoglossusgenus toxicodendrongenus strobilomycesgenus scolopendriumgenus schizopetalongenus poecilocapsusgenus pithecolobiumgenus paracheirodongenus micropogoniasgenus microdipodopsgenus ibero-mesornisgenus halimodendrongenus gomphotheriumgenus ginglymostomagenus cnemidophorusgenus clethrionomysgenus chrysochlorisgenus chorizagrotisgenus anoectochilusgentiana holopetalagastroepiploic veingastrocolic omentumfunctional genomicsfront-porch campaignfringed poppy mallowfringed loosestrifefranklin d. rooseveltforward transactionforegone conclusionflorida smoothhoundfixed-point notationfirst baron tennysonfine-art photographyfinancial conditionfebruary revolutionfavourable positionfausto paolo sozzinifast of the firstbornfamily synodontidaefamily rhiptoglossafamily polyporaceaefamily polygonaceaefamily notoryctidaefamily notonectidaefamily mylodontidaefamily monodontidaefamily macropodidaefamily loxomataceaefamily holothuridaefamily goodeniaceaefamily gobiesocidaefamily embiotocidaefamily crocodylidaefamily chironomidaefamily catostomidaefamily aulostomidaefamily anomalopidaefairness commissionexothermic reactionexophthalmic goiterexocentric compoundeuropean wolf spidereuphorbia corollataeuclid's second axiomeuclid's fourth axiomethyl aminobenzoateestrogen antagonistesther hobart morrisepistle to the romansepacris obtusifoliaenergy of activationendothelial myelomaemu novaehollandiaeembryonal carcinomaelectronic computerelectron microscopyelectric toothbrushelectric locomotiveelectric automobileeleanor of aquitaineeichhornia spesiosaedwin of northumbriaeducational programeast indian rosewoodduodecimal notationdryopteris goldianadramatic productiondorothy leigh sayersdoctor of philosophydoctor of humanitiesdivision rhodophytadivision phaeophytadivision myxomycotadivision cyanophytadistrict of columbiadissociation energydisorderly behaviordirector of researchdioscorea bulbiferadigital photographydicamptodon ensatusdesmodium tortuosumdental orthopaedicsdelusional disorderde facto segregationdavidson's penstemoncytophilic antibodycystopteris montanacystophora cristatacynoscion nebulosuscynoglossum amabilecutaneous sensationcultural revolutioncrucifixion of jesuscross-country skiingcross-country ridingcronartium ribicolacrocodilian reptilecriminal possessioncreeping wood sorrelcourt of saint james'scounter reformationcotoneaster dammericorticospinal tractcortaderia selloanacorrosive sublimatecorporal punishmentcoronavirus diseasecoronary thrombosiscoreopsis tinctoriacoptis groenlandicacoordinate geometryconvolution of brocaconversion reactionconversion hysteriaconversion disordercontract of adhesioncontopus sordiduluscontagious abortionconjugal visitationcongenital disorderconflict of interestconfederate soldiercone friction clutchconduction deafnessconditioned emotioncomputer simulationcomputer programingcompound microscopecomplex prepositioncomplement fixationcompetitor analysiscompatible softwarecompassionate leavecomparative anatomycommunist manifestocommon white dogwoodcommon unicorn plantcommon pitcher plantcommon morning glorycommon lady's-slippercommon cardinal veincommodity brokeragecommittal to writingcoluber hippocrepiscoluber constrictorcollege of cardinalscolaptes chrysoidescognitive operationcoeloglossum viridecnemidophorus veloxclinopodium vulgareclinical psychologyclematis versicolorclatonia lanceolataclassical philologyclassical mythologyclass holothuroideaclass dicotyledonesclass coniferopsidacinnamomum camphoracinchona lancifoliacinchona cordifoliachrysolophus pictuschrysobalanus icacochoriotis australischoloepus hoffmannicholesterosis cutischinese forget-me-notchenopodium glaucumchattahoochee riverchairman of the boardchaenopsis ocellataceylon cinnamon treecerro del nacimientocerebral thrombosisceratostomella ulmicecil scott forestercastilleja chromosacardioid microphonecaranx bartholomaeicapital of singaporecapital of san marinocapital of costa ricacalostoma raveneliicalifornia sycamorecalifornia box eldercalifornia black oakcabomba carolinianabuchloe dactyloidesbronchoscopic smearbronchial pneumoniabroadcasting studiobrevoortia tyrannisboy scouts of americabottom fermentationbottle-nosed dolphinbook of ecclesiastesbook binding machinebone-headed dinosaurboeuf bourguignonnebocconia frutescensblow molding machineblackbody radiationblack-body radiationbirth control devicebird-footed dinosaurbinge-vomit syndromebillion-dollar grassbicycle-built-for-twobernese mountain dogbartolomeo vanzettibartolomeo prignanobartolomeo eustachibank holding companyball-and-socket jointbachelor of divinitybaby-boom generationautomotive engineerautomobile mechanicautomobile industryautoimmune disorderauditory perceptionastroloma humifusumassociate professorassistant professorasian tiger mosquitoasian horseshoe crabarterial blood gasesarmy of the righteousaristolochia durioraristarchus of samosapplication programapatetic colorationantonio da correggioanomalopteryx owenianolis carolinensisanointing of the sickanoa depressicornisannona diversifoliaangoumois grain mothanemone ludovicianaamorpha californicaalveolar resorptionalsophila pometariaalmond-leaves willowallium neopolitanumalice-josephine ponsagrimonia eupatoriaaffricate consonantadlerian psychologyacoustic projectionacoustic phenomenonacoustic absorptionaconitum lycoctonumacentric chromosomeacacia xanthophloeaabsorption spectrum
