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

 (In Any Order)
There are 51 18 letter words, 110 18 letter phrases and 0 18 letter abbr's with O,S,S,I,A,N,S in.

Best Scoring 18 Letter Words With: O,S,S,I,A,N,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 (51)
vaingloriousnessesunprofitablenessesunconscionablenessultraconservatismstransistorizationssubclassificationssimultaneousnessessemiprofessionallysemidomesticationssatisfactorinessessacrilegiousnessesrambunctiousnessesradiosensitivitiesquestionablenessespraiseworthinessespostmillennialistspostmillennialismsphotodissociationspertinaciousnessesostentatiousnessesopinionativenessesnonarbitrarinessesneurotransmissionsneuropsychiatristsmultifariousnessesmisrepresentationsmisclassificationsmisadministrationsmagnetoresistancesinhospitablenessesinharmoniousnessesinconsolablenessesinconsiderablenessinauspiciousnessesimmunosuppressantshyposensitizationsdisputatiousnessesdishonorablenessesdisconsolatenessescounterstrategistscounteraggressionsconversationalistsconsubstantiationsconstitutionalistsconstitutionalismsconservativenessescommunicablenessesunsatisfactorinessunquestionablenesscross-fertilisationcorrosion-resistant
Phrases (110)
voiceless consonanttangible possessionsolid body substancerespiratory illnesspoisonous substanceparkinson's syndromematerial possessionlogistic assistancelogistic assessmentgustatory sensationgenus melopsittacusgenus eschscholtziaeconomic assistancedirect transmissionconservation of massclass magnoliopsidaclass hyalospongiaecastanea mollissimaaugsburg confessionamaranthus spinosusalytes obstetricanszigadenus venenosuswynnea sparassoideswesleyan methodistsvaranus komodoensistransmission systemthomas stearns eliotthamnophis sirtalisthamnophis sauritussynaptomys 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 ocellatussarah kemble siddonssamolus floribundussaint thomas aquinasregression analysispublius ovidius nasopsychotria capensisprosopis glandulosaprofessional tennisprofessional personphasianus colchicusphaseolus coccineusphaseolus angularispedestrian crossingnicholas ii of russianational assistancenarcissus jonquillamyositis trichinosamelissa officinalismarble bones diseaselysiloma bahamensislupinus subcarnosuslivistona australisland-office businesskeratosis nigricansislets 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 guianensisclianthus speciosusclass dicotyledonesclass coniferopsidacastanea ozarkensiscassia occidentaliscallorhinus ursinusbubalus mindorensisassociate in nursingassistant professorasian horseshoe crabanolis carolinensisanoa depressicornisanamnestic responseacoustic resistance
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