Dictionary Only:
Profanity Off:

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

 (In Any Order)
There are 45 20 letter words, 258 20 letter phrases and 0 20 letter abbr's with I,O,R,S,S,T in.

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

Expand?WordSave?LengthUsagePointsType
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 (45)
overenthusiasticallyunsatisfactorinessesunderrepresentationsultrasegregationiststransformationalistssuperspecializationsspectroheliographiesspectrofluorometriesrepresentationalistsrepresentationalismsreindustrializationspsychopharmacologistpseudocholinesteraseprofessionalizationsphotoreconnaissancesphotodisintegrationsphosphofructokinasesphiloprogenitivenesspaleoanthropologistsoverprotectivenessesnondestructivenessesneuropharmacologistsmischaracterizationsmicropaleontologistsmicroelectrophoresismicroelectrophoresesmicrocrystallinitieslymphogranulomatosisinterstratificationsinterconnectednessesincommensurabilitieshyperparathyroidismshomotransplantationselectrophysiologistselectroluminescencesdimethylnitrosaminesdeindustrializationscountersurveillancescontradistinguishingantifluoridationistsanticonservationistsacetylcholinesteraseincontrovertiblenessimmunohistochemistryheterobasidiomycetes
Phrases (258)
varicella zoster virusuniversity of nebraskatumour necrosis factortransportation systemthomas lanier williamssuborder strepsirhinistephen collins fostersouthern united statessocial justice warriorsir charles wheatstonesense of right and wrongsecond coming of christschool superintendentsaint peter the apostlerobert louis stevensonresurrection of christresident commissionerprofessional relationpersonal relationshippast progressive tensepass with flying colorsoryctolagus cuniculusobstruction of justicenutritionist's caloriemilton snavely hersheyindirect transmissionhans christian oerstedgross national productgleditsia triacanthosgenus ornithorhynchusfundulus heteroclitusfrankenstein's monsterfamily gasterosteidaedianthus caryophylluscross-florida waterwaycortinarius violaceuscommunity of interestschristopher isherwoodcentropus phasianinuscarson smith mccullerscardinal compass pointbusiness relationshipbusiness organizationbusiness organisationbritish pound sterlingbotaurus lentiginosusbaron snow of leicesteramerican harvest mouseambystomid salamanderambloplites rupestrisalessandro cagliostroxenorhyncus asiaticusxanthosoma atrovirensworkmen's compensationword processing systemwoolsorter's pneumoniawilliam felton russellwestern honey mesquitevoice in the wildernessvena supratrochlearisustilaginoidea virensuniversal propositionuniversal gas constantunited states congressunited states air forcetwelve tribes of israeltrichosurus vulpeculatrichomanes speciosumtransversus abdoministranscortical aphasiatrachinotus carolinustoxic industrial wastetonsilla pharyngealistolypeutes tricinctustobias george smollettthysanopterous insecttheory of dissociationtheodore francis powysthelonious sphere monktelevision newscastertaurotragus derbianustamiasciurus douglasisysteme internationalsystema respiratoriumsynchronous operationsymplocarpus foetidussurvival of the fittestsuperior rectus musclesudanese monetary unitsuborder heterostracisubclass telosporidiasteatornis caripensisstatistical procedurestandard transmissionstaffordshire terrierspiranthes porrifoliaspecial-interest groupspartina cynosuroidessouth american sea lionsomatic sensory systemsoftware optimisationsodium orthophosphatesodium lauryl sulphatesocial stratificationsocial security numbersocial anthropologistslip-tongue log skiddersir joseph john thomsonsinusoidal projectionsiderochrestic anemiasideroblastic anaemiashort-billed marsh wrensexual discriminationsenior master sergeantsecond epistle of peterseborrheic dermatitisscheduled territoriesscabiosa atropurpureasaxifraga stoloniferasaxifraga sarmentosamsanvitalia procumbenssaint francis of assisirubus idaeus strigosusrespiratory alkalosispyramidal motor systempurse-string operationpterocarpus marsupiumprofit and loss accountprofessional footballprimary solid solutionpresident george w. bushpotassium-argon datingpotassium bicarbonateposttraumatic amnesiaposterior labial veinspostal rate commissionporonotus triacanthuspolystichum setiferumpolitical correctnesspodocarpus latifoliuspittsburgh of the southphaseolus multiflorusperitonsillar abscesspercussion instrumentpenstemon linarioidesparietomastoid suturepaper electrophoresispachyrhizus tuberosusorthophosphorous acidorder blastocladialesorder aristolochialesoperation desert stormnotropis atherinoidesnorthwest territoriesnorthern united statesnorth island edelweissnonviolent resistancenonrestrictive clausenerve block anesthesianeoceratodus forsterinarthecium ossifragummyrmecobius fasciatusmumification necrosismountain lady's slippermorphophonemic systemmorchella angusticepsmigratory grasshoppermicropterus salmoidesmeriones unguiculatusmasticophis lateralismarcus terentius varromacrotus californicusmacronectes giganteuslipoid granulomatosislasthenia chrysostomaklinefelter's syndromekinetic theory of gasesketosis-prone diabetesjournalist's privilegejoseph warren stilwelljohn augustus roeblingisovolumetric processisidor feinstein stoneinferior rectus muscleindustrial psychologyhyacinthus orientalishorizontal stabiliserherschelian telescopehelleborus orientalishelianthus petiolarishare's-foot bristle fernhalicoeres bivittatusgross domestic productgriselinia littoralisgooseneck loosestrifeglaucous bristlegrassgeometric progressiongenus reithrodontomysgenus ptilonorhynchusgenus pithecanthropusgenus argentinosaurusgaussian distributiongaleorhinus zyopterusflindersia schottianaestraterrestrial bodyeschrichtius robustuseschrichtius gibbosuserythronium dens-caniseragrostic abyssinicaempiricist philosophyelectronic transistorechinocactus grusoniidryopteris oreopterisdryopteris marginalisdomestic silkworm mothdoctoral dissertationdissociative disorderdisassortative matingdicrostonyx hudsoniusdemetrius poliorcetesdante gabriel rossettidalbergia stevensoniicystopteris bulbiferacyperus alternifoliuscrotalaria sagitalliscortinarius mutabiliscoronary heart diseasecoral-root bittercressconvergent strabismusconstruction industrycompensatory spendingcolorimetric analysiscistothorus platensiscistothorus palustrischrysophrys australischarles dillon stengelcentaurium scilloidescelastrus orbiculatuscarya myristiciformiscardiovascular systemcardiac resuscitationcalculus of variationsbrassaia actinophyllablastodermic vessicleaustronesian languageaustralian coral snakeastreus hygrometricusasplenium trichomanesasarum shuttleworthiiarteria intercostalisartemisia gnaphalodesartaxerxes ii of persiaariocarpus fissuratusarctostaphylos alpinaantonius stradivariusantitrust legislationambrosia psilostachyaairborne transmission
WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen