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18-Letter Words Containing: S,I,G,N,A,L,S

 (In Any Order)
There are 19 18 letter words, 104 18 letter phrases and 0 18 letter abbr's with S,I,G,N,A,L,S in.

Best Scoring 18 Letter Words With: S,I,G,N,A,L,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 (19)
gastroenterologistvaingloriousnessessacrilegiousnessesnonanthropologistslightheartednessesinstitutionalisinginexpugnablenessesimmunopathologistsgranulocytopoiesisgranulocytopoiesesglycosaminoglycansgastroenterologiesdisagreeablenessescongregationalistscongregationalismsunpleasant-smellingself-aggrandisementindustrial-strengthdistinguishability
Phrases (104)
tangible possessionswedish nightingalesocial organisationscottish highlanderprofessional golferprofessional boxingpluvianus aegyptiusplanning commissionon an irregular basisnavigational systemlogistic assistancelogistic assessmentgeophysical sciencegenus melopsittacusgenus eschscholtziadisagreeable personclass magnoliopsidaclass hyalospongiaecircassian languagecascade everlastingaustralian lungfisharthur m. schlesingerantagonistic muscleair-to-ground missileageratina altissimawilderness campaignwandering albatrossvigna sesquipedalistravelling salesmansystema urogenitalesurgical instrumentsubgenus calliopsisstructural genomicsstratified samplingsteganopus tricolorstained-glass windowst. ignatius of loyolasolidago canadensissingle-breasted suitsinghalese languagesignal-to-noise ratioshoshonian languagesergeant first classsanskritic languageregression analysisregional anesthesiareal-time processingqueensland lungfishprunus angustifoliaprumnopitys elegansprosopis glandulosaphysical distancingphyllostachys nigraphonological systemphaseolus angularispersian gulf illnessparallel processingorder ustilaginalesnucleolus organisermarta brigit nilssonlisteria meningitisking charles spanielislets of langerhansilex paraguariensisheat-seeking missileharold hirschsprungharald hirschsprunggunter wilhelm grassguilt by associationgrindelia squarrosagenyonemus lineatusgenus spathiphyllumgenus schizopetalongenus poecilocapsusgenus pleurothallisgenus platypoecilusgenus lepidothamnusgenus lagerstroemiagenus lactobacillusgenus ginglymostomagenus gasterophilusgenus chirocephalusgenus calamagrostisgenus anoectochilusgeneral anaesthesiagavialis gangeticusfragaria chiloensisfederal savings bankenglish hippocrateselaeocarpus grandisearly warning systemdouglas fairbanks jr.devil's walking stickdalbergia cearensiscynoglossum amabilecolinus virginianusclass ginkgophytinacasanova de seingaltcarissa grandiflorabillion-dollar grassarnold lucius gesellangelica sylvestrisagelaius phoeniceusaegilops triuncalis
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