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

 (In Any Order)
There are 72 18 letter words, 89 18 letter phrases and 0 18 letter abbr's with I,I,O,S,S,T,T in.

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

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We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
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All 18 Letter Words

Words (72)
transubstantiationantivivisectionistultrasophisticatedtransportabilitiestransistorizationstransilluminationsthermoplasticitiestachistoscopicallysupranationalitiessupersophisticatedsuperadministratorsubcategorizationsstructuralizationsstereoregularitiessemidomesticationssatisfactorinessesrehospitalizationsredistributionistsrecrystallizationsreconstructionistsreconstructionismsradiosensitivitiespostmillennialistsphotosensitizationphotosensitivitiesphotodissociationsphotodisintegratesorthopsychiatristsnoncooperationistsneuropsychiatristsmisrepresentationsmisinterpretationsmisidentificationsmisadministrationsmicrodensitometersmaladministrationslepidopterologistsintrospectionisticinterrelationshipsinstitutionalisingindustrializationsincontestabilitiesincombustibilitiesimmunopathologistshyposensitizationshypersensitizationhomoscedasticitiesethnomusicologistselectrodepositionselectrochemistriesdisputatiousnessesdisintermediationsdeconstructionistscreditworthinessesconversationalistscontradistinctionsconsubstantiationsconstitutionalizesconstitutionalistsconstitutionalismsconsequentialitiescongregationalistsbloodthirstinessesbiotransformationsaustralopithecinesunsatisfactorinesssentimentalisationdiethylstilbestrolcross-fertilizationcross-fertilisationcorrosion-resistantanticholinesterase
Phrases (89)
tomistoma schlegelitendonous synovitisscottish highlanderpolitical dissidentphysiological stateoil-industry analystnavigational systemlogistic assistancelogistic assessmenthypostasis of christgenus struthiomimusfirst epistle of johnessential conditiondmitri shostakovichdistributor housingdirect transmissionconstantin brancusicognitive semanticsbush administrationbook of instructionsattestation serviceantispasmodic agentantagonistic muscletrusteeship counciltrisodium phosphatetransmission systemtopical anaesthesiathermosetting resinthermoplastic resinthamnophis sirtalisthamnophis sauritussystema digestoriumsymplocus tinctoriastress incontinencestochastic variablestellar associationstarvation acidosisstanford universityst. ignatius of loyolast. christopher-nevissodium thiosulphatesignal-to-noise ratiosample distributionsaint thomas aquinassaint teresa of avilarelative atomic masspsoriatic arthritispositive chemotaxispolitical scientistpoephila castanotisplatanus orientalisorder rickettsialesobservation stationnon-christian priestnational assistancemyositis trichinosamarta brigit nilssonlivistona australislepiota cepaestipeslathyrus latifoliusjunction transistorjoint chiefs of staffjapanese poinsettiain one's birthday suithuntington's diseaseheat of dissociationguilt by associationgenus centropristisgenus actiniopteriseptesicus serotinuseastern catholicismdiscretionary trustdianthus latifoliuscytisus multifloruscrisis interventioncoreopsis tinctoriacontinuing trespasscompetitor analysiscommunist manifestocognitive scientistchoriotis australischolesterosis cutisceltis occidentalisbroadcasting studioasian tiger mosquitoaristotelia serrataagitated depressionacoustic resistanceacoustic absorption
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