Dictionary Only:
Profanity Off:

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

 (In Any Order)
There are 46 20 letter words, 352 20 letter phrases and 0 20 letter abbr's with I,O,S,A,S in.

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

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 (46)
overenthusiasticallyunsatisfactorinessesunderrepresentationsunconscionablenessesultrasegregationiststransformationalistssuperspecializationsspectroheliographiesrepresentationalistsrepresentationalismsreindustrializationsradioimmunoassayablepsychopharmacologistpsychopharmacologiespseudosophisticationpseudocholinesteraseprofessionalizationsphotoreconnaissancesphotodisintegrationsphosphofructokinasesphosphatidylcholinespaleoanthropologistsneuropharmacologistsmischaracterizationsmicropaleontologistsmicrocrystallinitieslymphogranulomatosisirreproachablenessesirreconcilablenessesinterstratificationsinconsiderablenessesinconsequentialitiesincommensurabilitieshyperparathyroidismshomotransplantationshistocompatibilitiesdimethylnitrosaminesdeindustrializationscountersurveillancescontradistinguishingantifluoridationistsanticonservationistsacetylcholinesterasenoninstitutionalisednephroangiosclerosisheterobasidiomycetes
Phrases (352)
william stanley jevonsvaricella zoster virusuniversity of nebraskatumour necrosis factortransportation systemthousand and one nightsthomas lanier williamstelopea speciosissimasubclass lepidosauriasubclass commelinidaesphenisciform seabirdsouthern united statessocial justice warriorsir james george frazersir charles wheatstonesense of right and wrongscomberomorus regalisscipio africanus majorsaponaria officinalissamuel rawson gardinersaint peter the apostlerhizopogon idahoensispseudotsuga menziesiiprofessional relationpollachius pollachiusplatanus occidentalispersonal relationshippast progressive tensepass with flying colorsoryctolagus cuniculusnymphicus hollandicusnutritionist's calorieneisseria gonorrhoeaemilton snavely hersheymasticophis flagellumluscinia megarhynchosjudgement of dismissaljoseph louis gay-lussacindochinese peninsulaindirect transmissionhylocichla fuscescenshans christian oerstedgross national productgleditsia triacanthosfrankenstein's monsterfamily tachyglossidaefamily passifloraceaefamily gasterosteidaeeleocharis acicularisecological successiondianthus caryophyllusctenocephalides caniscross-florida waterwaycortinarius violaceusconvolvulus scammoniacomedogenic substanceclassification systemclass hemiascomycetescharadrius morinelluscentropus phasianinuscarson smith mccullerscardinal compass pointcaprimulgus vociferuscaprimulgus europaeuscapital of mississippibyelorussian languagebusiness relationshipbusiness organizationbusiness organisationbotaurus lentiginosusbasidiomycetous fungibaron snow of leicesterapostle of the gentilesanemopsis californicaamerican harvest mouseambystomid salamanderambloplites rupestrisalexander iii of russiaalessandro cagliostroaimee semple mcphersonadenosine diphosphatezalophus californicusximenesia encelioidesxenorhyncus asiaticusxanthosoma atrovirensxanthoma disseminatumworkmen's compensationwoolsorter's pneumoniawilliam felton russellverbesina encelioidesvena supratrochlearisvena labialis superiorvaccinium caespitosumustilaginoidea virensuniversal propositionuniversal gas constantunited states congressunited states air forcetwelve tribes of israeltrichosurus vulpeculatrichomanes speciosumtransversus abdoministranscortical aphasiatrachinotus carolinustoxic industrial wastetonsilla pharyngealistobias george smollettthysanopterous insecttheory of dissociationtheodore francis powystelevision newscastertaurotragus derbianustamiasciurus douglasisysteme internationalsystema respiratoriumsynchronous operationsymplocarpus foetidussylvilagus floridanusswainsona grandifloraswainsona galegifoliasurvival of the fittestsuperfamily muscoideasudanese monetary unitsuborder sciuromorphasuborder plesiosauriasuborder heterostracisuborder cephalaspidasubfamily mimosoideaesubclass zoomastiginasubclass telosporidiasubclass discomycetessubclass branchiopodasteatornis caripensisstatute of limitationsstatistical procedurestandard transmissionstaffordshire terrierspiranthes porrifoliaspecial-interest groupspartina cynosuroidessouth american sea lionsomatic sensory systemsolidago sempervirenssoleirolia soleiroliisoftware optimisationsodium orthophosphatesodium lauryl sulphatesocial stratificationsocial security numbersocial anthropologistsmiledon californicussisymbrium officinalesir james young simpsonsinusoidal projectionsiderochrestic anemiasideroblastic anaemiashort-billed marsh wrensexual discriminationsenior master sergeantseborrheic dermatitisscintillating scotomasceloglaux albifaciesscaphiopus bombifronsscabiosa atropurpureasaxifraga stoloniferasaxifraga sarmentosamsanvitalia procumbenssalvelinus fontinalissalah al-din battalionssaint james the apostlesaint francis of assisirubus idaeus strigosusrespiratory alkalosisreconnaissance by firequercus ellipsoidalispyramidal motor systempurse-string operationpublius vergilius maropterocarpus marsupiumpsychopsis kramerianapsychological sciencepseudococcus fragilisprofit and loss accountprofessional footballprofessional baseballprimary solid solutionpotassium-argon datingpotassium bicarbonateposttraumatic amnesiaposterior labial veinspostal rate commissionporonotus triacanthuspopulation commissionpolitical correctnesspodocarpus latifoliusphysostigma venenosumphlegmasia alba dolensphlebotomus papatasiiphaseolus multiflorusphalaropus fulicariusphalaenopsis amabilisperonospora hyoscyamiperitonsillar abscessperisoreus canadensispenstemon whippleanuspenstemon linarioidespenicillin v potassiumpassiflora mollissimapassiflora maliformispassiflora laurifoliaparietomastoid suturepaper electrophoresispachyrhizus tuberosusorthophosphorous acidorder scrophularialesorder blastocladialesorder aristolochialesoperation desert stormnotropis atherinoidesnorthern united statesnorth island edelweissnonviolent resistancenonrestrictive clausenerve block anesthesianeoceratodus forsterinecrobiosis lipoidicanarthecium ossifragummyrmecobius fasciatusmumification necrosismountain lady's slippermorchella angusticepsmolluscum contagiosummigratory grasshoppermicropterus salmoidesmeriones unguiculatusmelilotus officinalismaximilian's sunflowermasticophis lateralismarcus terentius varromacrotus californicusmacronectes giganteuslonicera sempervirenslipoid granulomatosislasthenia chrysostomakinetic theory of gasesketosis-prone diabetesjournalist's privilegejoseph warren stilwelljohn augustus roeblingjohn addington symondsjames douglas morrisonisthmus of tehuantepecinhalation anesthesiaindustrial psychologyhyacinthus orientalishorizontal stabiliserhimantopus himantopushibiscus rosa-sinensisherschelian telescopehelleborus orientalishelianthus petiolarishare's-foot bristle fernhalicoeres bivittatusgriselinia littoralisgnaeus pompeius magnusgnaeus julius agricolaglaucous bristlegrassgeorge william russellgenus pithecanthropusgenus gymnosporangiumgenus ctenocephalidesgenus aspidophoroidesgenus argentinosaurusgenus aegyptopithecusgenus acanthoscelidesgaussian distributiongalvanic skin responsegaleorhinus zyopterusgaius cassius longinusflindersia schottianafamily scombresocidaefamily osteoglossidaefamily discoglossidaeeuphorbia cyparissiasestraterrestrial bodyerythronium dens-caniseragrostic abyssinicaenglish cocker spanielelectronic transistoredith giovanna gassionechinocactus grusoniidryopteris marginalisdoctoral dissertationdissociative disorderdissociation constantdisassortative matingdionysius i of syracusedesmanthus ilinoensisdavid alfaro siqueirosdante gabriel rossettidalbergia stevensoniicystopteris bulbiferacyperus alternifoliuscyamopsis psoraloidesctenocephalides feliscrotalaria sagitalliscosmological constantcortinarius mutabiliscoronary heart diseasecoral-root bittercressconvergent strabismusconduction anesthesiacompensatory spendingcolorimetric analysisclinical psychologistclassical haemophiliacistothorus platensiscistothorus palustrischrysophrys australischinese black mushroomcharles dillon stengelcervical disc syndromecentaurium scilloidescelastrus orbiculatuscarya myristiciformiscardiovascular systemcardiac resuscitationcarcharhinus obscuruscalculus of variationsbrugmansia suaveolensbrassaia actinophyllablastodermic vessiclebegonia semperflorensbackground processingaustronesian languageaustralian coral snakeatlantic spiny dogfishastreus hygrometricusasplenium trichomanesasparagus officinalesasarum shuttleworthiiarteria intercostalisartemisia gnaphalodesartaxerxes ii of persiaariocarpus fissuratusardisia escallonoidesarctostaphylos alpinaantonius stradivariusantitrust legislationambrosia psilostachyaaldrovanda vesiculosaairborne 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