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

 (In Any Order)
There are 58 18 letter words, 142 18 letter phrases and 0 18 letter abbr's with O,S,S,I,A,S in.

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

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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 (58)
vaingloriousnessesunprofitablenessesunconscionablenessultraconservatismstransistorizationssupersophisticatedsubclassificationssimultaneousnessessemiprofessionallysemidomesticationssatisfactorinessessacrilegiousnessesrambunctiousnessesradiosensitivitiesquestionablenessespsychopathologistspraiseworthinessespostmillennialistspostmillennialismsphotodissociationsphosphodiesterasespertinaciousnessesostentatiousnessesorthopsychiatristsopinionativenessesnonarbitrarinessesneurotransmissionsneuropsychiatristsmultifariousnessesmisrepresentationsmisclassificationsmisadministrationsmagnetoresistancesinhospitablenessesinharmoniousnessesinconsolablenessesinconsiderablenessinauspiciousnessesimmunosuppressantshyposensitizationshomoscedasticitiesdisputatiousnessesdishonorablenessesdisconsolatenessesdiastereoisomerismcounterstrategistscounteraggressionsconversationalistsconsubstantiationsconstitutionalistsconstitutionalismsconservativenessescommunicablenessesunsatisfactorinessunquestionablenesscross-fertilisationcorrosion-resistantarteriolosclerosis
Phrases (142)
voiceless consonanttangible possessionsolid body substancesamolus parviflorusrespiratory illnesspoisonous substanceparkinson's syndromeorder passeriformesmusculus temporalismorchella crassipesmaterial possessionlogistic assistancelogistic assessmenthypostasis of christgustatory sensationgenus melopsittacusgenus eschscholtziaeusebius of caesareaeconomic assistancedirect transmissionconservation of massclass schizomycetesclass magnoliopsidaclass hyalospongiaecastanea mollissimaaugsburg confessionapodemus sylvaticusamaranthus spinosusalytes obstetricanszigadenus venenosusyellow bristlegrassyellow bristle grasswynnea sparassoideswoolsorter's diseasewesleyan methodistsvascular prosthesisvaranus komodoensistransmission systemthomas stearns eliotthamnophis sirtalisthamnophis sauritussystema digestoriumsynaptomys borealisswiss confederationsurvivors insurancesupra expressionismsubgenus calliopsissubclass actinopodastellar associationstations of the crossstarvation acidosisstained-glass windowspanish oyster plantspanish inquisitionsolidago canadensissocio-economic classsloanea jamaicensissir ernst boris chainshort saphenous veinscolymus hispanicussciaenops ocellatussarcophilus hariisisarah kemble siddonssamolus floribundussaint thomas aquinassailor's breastplaterespiratory diseaseregression analysispublius ovidius nasopsychotria capensisprosopis glandulosaprofessional tennisprofessional personphasianus colchicusphaseolus coccineusphaseolus angularispediculosis capitispedestrian crossingnicholas ii of russianational assistancenarcissus jonquillamyositis trichinosamusculus pectoralismelissa officinalismarble bones diseasemalacosoma disstrialysiloma bahamensislupinus subcarnosusloxostege similalislivistona australisland-office businesskorsakov's psychosiskeratosis nigricansjatropha stimulosusislets of langerhansiron-storage diseasehysterical neurosishuntington's diseasehorseshoe whipsnakehomo sapiens sapienshesperis matronalisgenus septobasidiumgenus poecilocapsusgenus ichthyosaurusgenus gasterophilusgenus calamagrostisfairness commissioneichhornia spesiosadavidson's penstemoncutaneous sensationcupressus govenianacupressus arizonicacriminal possessioncourt of saint james'scoronavirus diseasecornelius janseniuscontinuing trespassconnarus guianensiscolaptes chrysoidesclianthus speciosusclass hepaticopsidaclass dicotyledonesclass coniferopsidachoriotis australiscastanea ozarkensiscassia occidentaliscassia augustifoliacamassia scilloidescallorhinus ursinusbubalus mindorensisbook of ecclesiastesaustrotaxus spicataassociative aphasiaassociate professorassociate in nursingassistant professorasian horseshoe crabaristarchus of samosanolis carolinensisanoa depressicornisanamnestic responseacoustic resistance
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