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20-Letter Words Containing: I,O,R,R,S,S,T

 (In Any Order)
There are 18 20 letter words, 140 20 letter phrases and 0 20 letter abbr's with I,O,R,R,S,S,T in.

Best Scoring 20 Letter Words With: I,O,R,R,S,S,T

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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.
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All 20 Letter Words

Words (18)
underrepresentationsultrasegregationiststransformationalistsspectroheliographiesspectrofluorometriesrepresentationalistsrepresentationalismsreindustrializationsoverprotectivenessesneuropharmacologistsmischaracterizationsmicroelectrophoresismicroelectrophoresesmicrocrystallinitiesinterstratificationshyperparathyroidismscountersurveillancesincontrovertibleness
Phrases (140)
varicella zoster virusuniversity of nebraskatumour necrosis factortransportation systemsuborder strepsirhinisocial justice warriorsir charles wheatstonesense of right and wrongrobert louis stevensonresurrection of christresident commissionerprofessional relationpersonal relationshippast progressive tensenutritionist's calorieindirect transmissionhans christian oerstedgross national productgenus ornithorhynchusfrankenstein's monstercross-florida waterwaycortinarius violaceuschristopher isherwoodcarson smith mccullersbritish pound sterlingbaron snow of leicesteramerican harvest mouseambloplites rupestrisalessandro cagliostroxanthosoma atrovirensword processing systemwoolsorter's pneumoniavena supratrochlearisuniversal propositionunited states air forcetwelve tribes of israeltrichosurus vulpeculatransversus abdoministranscortical aphasiatrachinotus carolinustheodore francis powystaurotragus derbianussystema respiratoriumsynchronous operationsuperior rectus musclesuborder heterostracisteatornis caripensisstatistical procedurestandard transmissionstaffordshire terrierspiranthes porrifoliaspecial-interest groupspartina cynosuroidessocial security numbersiderochrestic anemiashort-billed marsh wrensenior master sergeantseborrheic dermatitisscheduled territoriesscabiosa atropurpureasaxifraga stoloniferasaxifraga sarmentosamrubus idaeus strigosusrespiratory alkalosispyramidal motor systempurse-string operationpterocarpus marsupiumprimary solid solutionpresident george w. bushposterior labial veinsporonotus triacanthuspolitical correctnessperitonsillar abscesspercussion instrumentparietomastoid suturepaper electrophoresispachyrhizus tuberosusorthophosphorous acidorder blastocladialesorder aristolochialesoperation desert stormnotropis atherinoidesnorthwest territoriesnorthern united statesnonrestrictive clauseneoceratodus forsterinarthecium ossifragummigratory grasshoppermicropterus salmoidesmarcus terentius varromacrotus californicusklinefelter's syndromejournalist's privilegejoseph warren stilwellisovolumetric processinferior rectus musclehorizontal stabiliserhelleborus orientalishare's-foot bristle ferngross domestic productgriselinia littoralisglaucous bristlegrassgeometric progressiongenus reithrodontomysgenus argentinosaurusgaleorhinus zyopterusestraterrestrial bodyeschrichtius robustuserythronium dens-caniseragrostic abyssinicaelectronic transistordryopteris oreopterisdryopteris marginalisdoctoral dissertationdissociative disorderdemetrius poliorcetesdante gabriel rossetticystopteris bulbiferacyperus alternifoliuscrotalaria sagitalliscortinarius mutabiliscoronary heart diseasecoral-root bittercressconvergent strabismusconstruction industrycolorimetric analysiscistothorus palustrischrysophrys australiscelastrus orbiculatuscarya myristiciformiscardiovascular systemcardiac resuscitationaustralian coral snakeastreus hygrometricusasarum shuttleworthiiarteria intercostalisartaxerxes ii of persiaariocarpus fissuratusantonius stradivariusairborne transmission
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