Dictionary Only:
Profanity Off:

18-Letter Words Containing: A,R,I,O,S,I

 (In Any Order)
There are 167 18 letter words, 445 18 letter phrases and 0 18 letter abbr's with A,R,I,O,S,I in.

Best Scoring 18 Letter Words With: A,R,I,O,S,I

Expand?WordSave?LengthUsagePointsType
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 (167)
disproportionatelytransubstantiationtransmogrificationoversimplificationvaingloriousnessesuniformitarianismsultrasophisticatedultramicroscopicaltriskaidekaphobiastransportabilitiestransistorizationstransilluminationsthermoplasticitiestheatricalizationssupranationalitiessupersophisticatedsupercivilizationssuperadministratorsubmicroscopicallysubcategorizationsstructuralizationsstoichiometricallystereospecificallystereoregularitiessemiprofessionallysemiconservativelysatisfactorinessessacrilegiousnessesrevascularizationsrenationalizationsreinstitutionalizerehospitalizationsrecrystallizationsradiosensitivitiesquattuordecillionsquasiperiodicitiespsychobiographicalprovincializationspropagandisticallypronounceabilitiespraiseworthinessespostmillenarianismpolyesterificationpolyacrylonitrilesphotoreactivationsphotomicrographiesphotolithographiesphotodisintegratesphotodisintegratedpertinaciousnessesparticularizationsoverspecializationoveroptimisticallyoverindustrializesoverindustrializedoverfertilizationsovercommunicationsovercommercializesoverclassificationoscillographicallyorthopsychiatristsorthogonalizationsnonrevolutionariesnonfraternizationsnondiscriminationsnoncooperationistsnoncomparabilitiesnonarbitrarinessesneurotransmissionsneuropsychiatristsmultifariousnessesmonochromaticitiesmisrepresentationsmisinterpretationsmisadministrationsmineralocorticoidsmicroradiographiesmicrophotographiesmicromanipulationsmicroencapsulationmicroencapsulatingmicrocrystallinitymicrocalorimetriesmelodramatizationsmechanochemistriesmaladministrationsmagnetostrictivelymacroglobulinemiaslymphangiographieslipopolysaccharideirreconcilablenessinterrelationshipsinteroperabilitiesinternationalitiesinternationalisinginterinstitutionalintercolumniationsinharmoniousnessesindustrializationsinconsiderablenessincommensurabilityimpersonalizationsimmunoreactivitiesimmunoprecipitateshypersensitizationhyperrationalitieshyperpolarizationshyperpigmentationshypernationalistichyperimmunizationshyperalimentationsgranulocytopoiesisfractionalizationsexterritorialitiesevapotranspirationelectrodesiccationechocardiographiesdisproportionationdisproportionatingdisintermediationsdihydroergotaminesdiastereoisomerismdepersonalizationsdematerializationsdedifferentiationsdecriminalizationscounteradvertisingconversationalistscontradistinctionscongregationalistscongregationalismscompartmentalisingcommercializationscommensurabilitiesbureaucratizationsbourgeoisificationbiotransformationsbiodegradabilitiesbacteriorhodopsinsaustralopithecinesantidiscriminationanticommercialismsantiadministrationanagrammatizationsunsatisfactorinessultranationalisticterritorialisationrhinolaryngologistpteridospermopsidaovercapitalisationnonprognosticativeneurophysiologicalmuscivora-forficatalaryngopharyngitislacto-vegetarianisminternationalistichypoparathyroidismfibrocartilaginouscytoarchitectonicscross-fertilizationcross-fertilisationcorrosion-resistantballistocardiogramarteriolosclerosisantiferromagnetismanticholinesteraseanti-traditionalism
Phrases (445)
wisteria floribundavladimir mayakovskyvictor frankensteinupton beall sinclairsyzygium aromaticumsyrian monetary unitsocial organizationsocial organisationsir martin frobishersir frederick ashtonshort-term liabilitysetophaga ruticillasergei rachmaninoffscottish highlanderrheims-douay versionrespiratory illnessrepublic of surinamerepublic of sloveniarepublic of maldivesprofessional boxingposterior pituitarypolish monetary unitpiano transcriptionphysical attractionostrya carpinifoliaoscar hammerstein iiorder sarcosporidiaorder ichthyosauriaon an irregular basisoil-industry analystnicolaus copernicusnational censorshipnarcotic antagonistminor tranquillisermeconopsis cambricamaterial possessionmacrozamia communislinguistic relationlepomis macrochirusjames whitcomb rileyirvingia gabonensisinternational scaleinstallation chargehypostasis of christhistorical documentheat of vaporisationgiambattista marinogarcinia mangostanafunctional disorderfricative consonantfederation of tribesfamily scorpaenidaeerigeron canadensisduck-billed dinosaurdouay-rheims versiondmitri shostakovichdivision eubacteriadirect transmissiondiplomatic ministerdanish monetary unitdame sybil thorndikecyanocitta cristatacrotalus mitchelliiconstantin brancusicommissaire maigretcolumbia universitychemical operationsceremonial occasioncapital of australiabush administrationblue ridge mountainsbiological researchbanana passion fruitauthoritarian stateattestation serviceassyrian neo-aramaicartistic productionartemisia filifoliaarmoracia rusticanaantineoplastic drugandrew dickson whiteanamnestic reactionanalysis of varianceamphibious aircraftalexander i of russiaair-to-ground missileadministrative bodywinter olympic gameswillie howard mays jr.william henry hudsonwhole life insurancevolumetric analysisvinegar joe stilwellvena supraorbitalisvascular hemophiliavaccinium scopariumvaccinia gangrenosaunipolar depressiontropical rain foresttrogium pulsatoriumtrisodium phosphatetremella fuciformistransmission systemtransitive verb formtransfiguration daytransfer of trainingtobacco mosaic virusthermoplastic resinthermobia domesticatheory of indicatorsthamnophis sirtalisthamnophis sauritusthamnophis proximusthalamostriate veinteucrium scorodoniaterritorial reservetaraktogenos kurziitaraktagenos kurziisystema digestoriumsymplocus tinctoriaswiss confederationsurvivors insurancesupra expressionismsuperior labial veinsuperfamily apoideasuborder tarsioideasuborder ruminantiasuborder pinnipediasuborder mugiloideasuborder lacertiliasubfamily dorylinaestriped button quailstraight-line methodstochastic variablestellar associationstarvation acidosisstanford universitysouthern maidenhairsolar magnetic fieldsolanum commersoniisociological theorysmilax rotundifoliasir ernst boris chainsir alfred hitchcocksignal-to-noise ratioside-blotched lizardsidalcea malviflorasiberian wall flowershortia galacifoliasexual relationshipserratula tinctoriasensory deprivationsecondary dentitionsecobarbital sodiumscopolia carniolicasaxifraga hypnoidessarcophilus hariisisao tome and principesample distributionsalicornia europaeasaint teresa of avilasacrifice operationrhodesian ridgebackrhodanthe manglesiirhizomatous begoniarhizoctinia diseaserhetorical questionrespiratory diseaserelative atomic massregression equationregression analysisregistration numberregional anesthesiareal-time processingreactive depressionreaction propulsionratibida columnarisquadriphonic systempyrrhuloxia sinuatapyrophosphoric acidpylodictus olivarispus-forming bacteriapublic relations manpublic presentationpterocarpus indicuspsychotria capensispsoriatic arthritisprunus angustifoliaprospero lambertiniprosopis juliiflorapropositional logicprofessional tennisprionotus carolinusprairie golden asterpotentilla anserinapotassium hydroxideponcirus trifoliatapolystichum brauniipolyphosphoric acidpolitical commissarplatanus orientalisplatanus acerifoliapinus californiarumpierre-simon laplacephragmites communispezophaps solitariapersonal credit lineperiodontal diseasepeperomia sandersiipedestrian crossingparkinsonia floridaparathion poisoningpaprilus alepidotuspancreatic fibrosispalestine authorityoxytropis lambertiiornithopod dinosaurorder ustilaginalesorder rickettsialesorder polymastiginaorder mycrosporidiaorder haplosporidiaorder haemosporidiaorder coraciiformesold frisian languageobservation stationnormative economicsnormal distributionnon-christian priestnicolaus zinzendorfnicholas ii of russianasogastric feedingnarcissus jonquillamyositis trichinosamomordica balsaminamolecular biologistminor diatonic scalemineral associationminato ohashi bridgemilitary commissionmilitary censorshipmikhail baryshnikovmicroscopic anatomymetaphosphoric acidmerovingian dynastymelospiza georgianamarta brigit nilssonmarsilea drummondiimarriage counselingmammillaria plumosamalacosoma disstriamajor tranquillisermajor diatonic scalemagnesium hydroxidemacrozamia spiralismachine translationlouis henry sullivanlouis henri sullivanlonicera canadensislivistona australislitocranius wallerilip synchronizationlip synchronisationlimnocryptes minimaligustrum japonicumlibyan islamic grouplearner's dictionaryleaning tower of pisalathyrus latifoliuslate-spring-bloominglactarius deliciosokingdom protoctistakeratosis nigricanskammon strait bridgejunction transistorjuglans californicajudicial separationjuan carlos i of spainjosiah willard gibbsjessica lucy mitfordjean francois milletjasminum nudiflorumisopyrum biternatumiron-storage diseaseipomoea orizabensisintravenous feedinginternal combustionintermediate shroudinterfacial tensioninsider informationinorganic phosphateinorganic chemistryinformation scienceinformation measureinflationary spiralinductive reasoningin your birthday suitin one's birthday suitidiopathic disorderidiographic sciencehysterical neurosishypophosphoric acidhesperis matronalishalocarpus bidwillihalicoeres radiatushaematobia irritansgrindelia squarrosagrievous bodily harmgraduation exercisegradable oppositiongiannangelo braschigeostationary orbitgenus micropogoniasgenus dicranopterisgenus chorizagrotisgenus argyroxiphiumgenus archidiskidongenus actiniopterisgenital personalitygastroepiploic veinfumaria officinalisfuchsia excorticatafrancois mitterrandfragaria chiloensisflorida selaginellafinno-ugric-speakingfemale circumcisionfavourable positionfamily xenosauridaefamily stromateidaefamily rhiptoglossafamily relationshipfamily orchestiidaefamily nephropsidaefamily ceratopsidaefamily ambrosiaceaefairness commissioneuclid's fourth axiomepacris obtusifoliaenglish hippocrateselectrostatic fieldeichhornia spesiosaedwin dubois haywardecclesiastical robeeastern indigo snakeeastern catholicismeast indian rosewooddryopteris goldianadryopteris filix-masdryopteris dilatatadoctor of humanitiesdivision rhodophytadiversionary attackdistrict of columbiadissociation energydisorderly behaviordiscretionary trustdioscorea bulbiferadelusional disorderdeflationary spiraldeductive reasoningcupressus arizonicacriminal possessioncrataegus apiifoliacorticospinal tractcorrosive sublimatecoronavirus diseasecornelius janseniuscoreopsis tinctoriacordyline australiscoptis groenlandicaconversion reactionconversion hysteriaconvallaria majaliscontinuing trespasscontagious abortionconnarus guianensiscongenital disordercomputer simulationcompetitor analysiscolinus virginianusclinical depressionclematis versicolorclass coniferopsidacitrus aurantifoliacirsium lanceolatumcimicifuga racemosachristian schonbeinchoriotis australischelifer cancroidescharles william postcharles vii of francecharles ii of englandcerebrospinal fluidcercis occidentalisceratotherium simumcatherine i of russiacarolingian dynastycarissa grandifloracardigan welsh corgicardamine douglasiicapital of singaporecapital of san marinocapital of costa ricacalostoma raveneliicallorhinus ursinuscalifornia sycamorecalifornia allspicebubalus mindorensisbrush-tail porcupinebroadcasting studiobritish labour partybrevoortia tyrannisborn-again christianbird-footed dinosaurbillion-dollar grassbidens trichospermabarbados maidenhairautomobile industryautoimmune disorderasterid dicot familyassociate in nursingasian tiger mosquitoarteria ethmoidalisarteria communicansartemisia abrotanumaristotelia serrataaristolochia duriorarisaema dracontiumapothecaries' weightanolis carolinensisanoa depressicornisannona diversifoliaanion-exchange resinangoumois grain mothanarchist communismalsophila pometariaalan mathison turingagitated depressionaegilops triuncalisadmiralty mountainsacute brain disorderacoustic resistanceacoustic projectionacoustic absorption
WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen