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20-Letter Words Containing: O,S,S,I,S,M

 (In Any Order)
There are 5 20 letter words, 66 20 letter phrases and 0 20 letter abbr's with O,S,S,I,S,M in.

Best Scoring 20 Letter Words With: O,S,S,I,S,M

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We couldn't find any valid Scrabble US words with a length of 20. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US!

All 20 Letter Words

Words (5)
uncompromisingnessestransformationalistsrepresentationalismsincomprehensiblenesscomprehensiblenesses
Phrases (66)
transportation systemtelopea speciosissimasubclass commelinidaesphenisciform seabirdscomberomorus regalisresident commissionerpseudotsuga menziesiiorder sphenisciformesjudgement of dismissalindirect transmissionfrankenstein's monsterclassification systemclass hemiascomycetescarson smith mccullerscapital of mississippiambloplites rupestrisxiphosurus polyphemusword processing systemtrichomanes speciosumtransversus abdoministamiasciurus douglasisystema respiratoriumsymplocarpus foetidussuperior rectus musclesubclass zoomastiginasubclass discomycetesstandard transmissionsomatic sensory systemsolidago sempervirenssir joseph john thomsonsir james young simpsonsenior master sergeantscaphiopus bombifronssaxifraga sarmentosamsaint james the apostlepsychopsis kramerianapostal rate commissionphysostigma venenosumphaseolus multiflorusphalaenopsis amabilisperomyscus gossypinuspercussion instrumentpassiflora mollissimapassiflora maliformismyrmecobius fasciatusmicropterus salmoidesmasticophis lateralislesser rhomboid musclelasthenia chrysostomajames douglas morrisonisovolumetric processgross domestic productgnaeus pompeius magnusfamily osteoglossidaefamily discoglossidaedisassortative matingdesmanthus ilinoensiscyamopsis psoraloidesconvergent strabismuschilomeniscus cinctuscardiovascular systembrugmansia suaveolensblastodermic vessicleastreus hygrometricusambrosia psilostachyaairborne transmission
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