Dictionary Only:
Profanity Off:

18-Letter Words Containing: I,S,I,T,S

 (In Any Order)
There are 160 18 letter words, 314 18 letter phrases and 0 18 letter abbr's with I,S,I,T,S in.

Best Scoring 18 Letter Words With: I,S,I,T,S

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 (160)
transubstantiationantivivisectionistdisenfranchisementverisimilitudinousvaletudinarianismsunsubstantialitiesunintelligiblenessuniformitarianismsultrasophisticatedtriskaidekaphobiastriboluminescencestransubstantiatingtransportabilitiestransmissibilitiestransistorizationstransilluminationsthermoplasticitiestachistoscopicallysupranationalitiessupersophisticatedsupersensitivitiessuperminicomputerssuperintelligencessupercivilizationssuperadministratorsubstitutabilitiessubclassificationssubcategorizationsstructuralizationsstereospecificallystereoregularitiessomnambulisticallysemipermeabilitiessemidomesticationssemiconservativelysatisfactorinessesrevascularizationsrepresentativitiesreprehensibilitiesrehospitalizationsredistributionistsrecrystallizationsreconstructionistsreconstructionismsradiosensitivitiesquasiperiodicitiesquantitativenessespsychophysiologistpredestinarianismspraiseworthinessespostmillennialistspostmillennialismspostmillenarianismphotosensitizationphotosensitivitiesphotodissociationsphotodisintegratespertinaciousnessesoverindustrializesoverclassificationorthopsychiatristsopinionativenessesnondiscriminationsnoncooperationistsnonarbitrarinessesneurotransmissionsneuropsychiatristsneurophysiologistsmultifariousnessesmisrepresentationsmisinterpretationsmisidentificationsmisclassificationsmisadministrationsmicrodensitometersmeretriciousnessesmechanochemistriesmanipulativenessesmaladministrationslepidopterologistslatitudinarianismsirresponsibilitiesirresistiblenessesirrepressibilitiesintrospectionisticintransitivenessesintersubstitutableinterrelationshipsinterminablenessesintermediatenessesintelligiblenessesinsusceptibilitiesinsubstantialitiesinstitutionalisinginhospitablenessesinexpressibilitiesinexhaustibilitiesindustrializationsindisputablenessesindispensabilitiesindiscriminatenessindestructiblenessincontestabilitiesincombustibilitiesinarticulatenessesinappreciativenessimpersonalizationsimpermissibilitiesimperceptivenessesimmunopathologistshyposensitizationshypersensitizationhypersensitivitieshypersensitivenesshomoscedasticitieshistophysiologicalgranulocytopoiesisethnomusicologistsestablishmentarianelectrodepositionselectrochemistriesdisputatiousnessesdisintermediationsdiscriminabilitiesdiastereoisomerismdepersonalizationsdenominationalismsdeliberativenessesdeconstructionistscreditworthinessesconversationalistscontradistinctionsconsubstantiationsconstitutionalizesconstitutionalistsconstitutionalismsconsequentialitiescongregationalistscongregationalismscommensurabilitiesbloodthirstinessesbiotransformationsbacteriorhodopsinsaustralopithecinesappreciativenessesanticommercialismsunsatisfactorinessunenthusiasticallysentimentalisationpteridospermopsidaindustrial-strengthhomobasidiomycetesdistinguishabilitydiethylstilbestrolcross-fertilizationcross-fertilisationcorrosion-resistantcharacteristicnessarteriolosclerosisanticholinesterase
Phrases (314)
vertical stabilisertomistoma schlegelithanksgiving cactustendonous synovitistangible possessionswedish nightingalesupervisory routinesubversive activitystringed instrumentstinking nightshadesocial organisationsir matthew flinderssir martin frobishersir frederick ashtonsir christopher wrenseismic disturbancescottish highlanderscorpio the scorpionscientific researchrespiratory illnesspriority processingpolitical dissidentpluvianus aegyptiusphysiological stateparnassia palustrisoscar hammerstein iioil-industry analystoceanites oceanicusnavigational systemnational censorshipmusical compositionmaterial possessionlogistic assistancelogistic assessmentlimenitis archippusisabella i of castileinterstitial tissueinfantile paralysishypostasis of christhibiscus esculentusgenus struthiomimusgenus citharichthysfirst epistle of johnessential conditionessential amino acidelection commissioneconomic assistancedmitri shostakovichdistributor housingdirect transmissiondipsacus sylvestrisdigitalis glycosideconstantin brancusicommissaire maigretcognitive semanticscastanea mollissimacapital of wisconsinbusiness enterprisebush administrationbook of instructionsbanana passion fruitaustralian lungfishaugustinian hermitsattestation serviceaspalathus linearisantispasmodic agentantagonistic muscleancylus fluviatilisair-to-ground missileageratina altissimawisteria frutescenswild sensitive plantwhite slime mushroomwestern prince's pinewest indian smallpoxvolumetric analysisviaticus settlementvespertilio murinusverbascum lychnitisvena supraorbitalisuniversity of sussextuberculin skin testtrusteeship counciltrisodium phosphatetransmission systemtopical anaesthesiatobacco mosaic virusthermosetting resinthermoplastic resinthermionic emissionthamnophis sirtalisthamnophis sauritusthamnophis proximustetraneuris acaulistarquinius superbustakayasu's arteritissystema digestoriumsymplocus tinctoriaswiss confederationsutura internasalissuspended animationsurgical instrumentsuillus albivelatussubsistence farmingsuborder tarsioideasubfamily sterninaestyphelia humifusumstress incontinencestratified samplingstochastic variablestereoscopic visionsterculia rupestrisstellar associationstarvation acidosisstanford universitystained-glass windowst. ignatius of loyolast. christopher-nevissporobolus poiretiispiranthes spiralisspanish inquisitionsodium thiosulphateskin perceptivenesssir ernst boris chainsingle-breasted suitsignal-to-noise ratiosexual relationshipsensory deprivationsensorimotor regionseminiferous tubulesecurities industrysecobarbital sodiumsaxifraga stellarissapindus marginatussanskritic languagesanskrit literaturesample distributionsaint valentine's daysaint thomas aquinassaint teresa of avilasaint martin's summersaint kitts and nevissaint francis xaviersabbatia campestrisrickettsial diseaserhizopus stoloniferrhizoctinia diseaserespiratory diseaseremilegia australisreligious mysticismrelative atomic massregression equationregistered securityregional anesthesiareal-time processingreactive depressionquadriphonic systempylodictus olivarispulsatilla vulgarispterocarpus indicuspsychotria capensispsoriatic arthritispsittacus erithacuspseudotaxus chieniiprunus angustifoliaprofessional tennisprionotus carolinuspotassium hydroxidepositive chemotaxispolitical scientistpolitical commissarpoephila castanotisplatanus orientalisphysical distancingphragmites communispezophaps solitariapesticide poisoningperiodontal diseasepedilanthus pavonispediculosis capitispedestrian crossingparnassia fimbriatapaprilus alepidotuspancreatic fibrosisorder ustilaginalesorder rickettsialesopisthocomus hoazinobservation stationnon-christian priestnihilistic delusionneurotic depressionnational assistancenasogastric feedingmyosotis scorpiodesmyositis trichinosamultiple regressionmineral associationmilitary commissionmilitary censorshipmetabolic alkalosismarta brigit nilssonmalacosoma disstrialoxostege similalislivistona australislisteria meningitislip synchronisationlepiota cepaestipeslathyrus latifoliuslactarius deliciosokeratosis nigricansjunction transistorjoint chiefs of staffjessica lucy mitfordjapanese poinsettiaitalian renaissanceiron-storage diseaseindirect expressionin one's birthday suithysterical neurosishuntington's diseaseholocentrus bullisihindu kush mountainshibiscus moscheutoshexalectris spicatahesperis matronalisherpes encephalitisheat-seeking missileheat of dissociationhalicoeres radiatusguilt by associationgenus trichodesmiumgenus septobasidiumgenus rhinonicterisgenus hyacinthoidesgenus hemitripterusgenus dicranopterisgenus chorizagrotisgenus centropristisgenus actiniopterisgavialis gangeticusfringed loosestrifefausto paolo sozzinifamily rhiptoglossaeptesicus serotinusepidural anesthesiaepacris obtusifoliaenglish hippocrateselectric resistanceecclesiastical robeecclesiastical modeeastern indigo snakeeastern catholicismeast indian rosewooddryopteris filix-masdissociation energydispersed particlesdiscretionary trustdicentra canadensisdianthus latifoliusdevil's walking stickcytisus multifloruscross-country skiingcross-country ridingcrisis interventioncorrosive sublimatecoreopsis tinctoriacordyline australisconversion hysteriacontinuing trespasscompetitor analysiscommunist manifestocognitive scientistclianthus speciosusclematis versicolorcleistes divaricataclass hepaticopsidaclass ginkgophytinacitellus variegatuscircis siliquastrumchristian scientistchristian schonbeinchoriotis australischolesterosis cutischi-square statisticcharles william postcercis occidentalisceltis occidentaliscelestial mechanicscatherine i of russiacassia occidentaliscassia augustifoliacardamine pratensiscanalis vertebraliscalvinistic baptistcallinectes sapidusburmeisteria retusabroadcasting studiobristly sarsparillabidens trichospermaassociative aphasiaassociate in nursingasian tiger mosquitoasclepias incarnataaristotelia serrataangelica sylvestrisanarchist communismailanthus altissimaagitated depressionagaricus campestrisaegilops triuncalisactinidia chinensisacoustic resistanceacoustic absorptionabudefduf saxatilis
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