Dictionary Only:
Profanity Off:

21-Letter Words Containing: O,S,T,A,S

 (In Any Order)
There are 20 21 letter words, 275 21 letter phrases and 0 21 letter abbr's with O,S,T,A,S in.

Best Scoring 21 Letter Words With: O,S,T,A,S

Expand?WordSave?LengthUsagePointsType
We couldn't find any valid Scrabble US words with a length of 21. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US!

All 21 Letter Words

Words (20)
unexceptionablenessesundemonstrativenessesunconstitutionalitiesstraightforwardnessesstereomicroscopicallypsychopharmacologistspseudosophisticationspseudocholinesterasesphotophosphorylationsnondenominationalismsmultidimensionalitiesinstitutionalizationshypercholesterolemiasdisadvantageousnessescounterdemonstrationscontemporaneousnessesantiauthoritarianismsadrenocorticosteroidsacetylcholinesterasespseudohermaphroditism
Phrases (275)
tumultuous disturbancetransmission mechanismthomas jonathan jacksonstream of consciousnessstatistical commissionstandard of measurementspontaneous generationspectroscopic analysissmallmouthed black basssmaller pectoral musclesir john everett millaissierra nevada mountainspterocarpus santalinuspseudotsuga macrocarpaphysical impossibilityphascolarctos cinereusmusculus intercostalismasticophis bilineatusjupiter optimus maximusjack roosevelt robinsonintravenous anestheticintestinal obstructionindustrial watercourseherpes varicella zostergeorge armstrong custergasterosteus pungitiusfranz joseph i of austriafrances hodgson burnettfield-effect transistoreucalyptus fraxinoidesempire state of the southelaeagnus augustifoliadissolution of marriagedisseminated sclerosisdestructive metabolismconstant-volume processcongressional districtchionanthus virginicuscercopithecus aethiopscentral processing unitcapital of western samoabattle of soissons-reimsautomatic transmissionarticulatio synovialisarithmetic progressionarctostaphylos uva-ursiantidorcas marsupialisanthriscus cereifoliumanigozanthus manglesiialeksandr solzhenitsynaesculus hippocastanumadenosine triphosphateaccord and satisfactionabelmoschus esculentusworld tamil associationwinter crookneck squashways and means committeevideocassette recorderveterans of foreign warsursus arctos horribilisunited states of americatrichomanes boschianumtricholoma pessundatumtransferred possessionthoracic actinomycosisthompson submachine gunthermopsis macrophyllathalassoma bifasciatumtennessee walking horsetelevision transmittersubphylum pentastomidasubdivision zygomycotasubdivision pteropsidasubdivision ascomycotasubcutaneous injectionsubclass euascomycetesstreptosolen jamesoniistrekelia formosissimastone splitting machinestephanotis floribundastatistical regressionstandard and poor's indexsporobolus cryptandrusspontaneous combustionspielmeyer-vogt diseasesouth american staghornsir henry morton stanleysir george paget thomsonsimultaneous operationsimultaneous equationssiderochrestic anaemiasickleweed golden astershrink-wrapped softwareselenarctos thibetanusselar crumenophthalmussecondary sex charactersecondary hypertensionscolytus multistriatusscleropages leichardtischistosome dermatitissaxifraga occidentalissalsola kali tenuifoliasalmonella enteritidissaint ignatius of loyolasaint christopher-nevissaint andrew the apostlesaddle block anesthesiarussian orthodox churchrhynchoelaps australisrheumatoid spondylitisreverse polish notationresistance thermometerrelative molecular massrectilinear regressionpulmonary tuberculosispublic relations personpterocarpus angolensispsychosomatic disorderpsychoanalytic processpsychoactive substanceprotoplasmic astrocytepropositional calculusprofessional wrestlingpreliminary prospectuspower-assisted steeringpotassium permanganatepotassium ferrocyanideposttraumatic epilepsypostalveolar consonantpost-alveolar consonantpomoxis nigromaculatuspoecilocapsus lineatuspneumocystis pneumoniaplatycladus orientalispituophis melanoleucusphytophthora infestansphysostegia virginianapholiota squarrosoidespersonality assessmentperonospora destructorperomyscus maniculatusperognathus flavescenspath of least resistanceostyak-samoyed languageornithischian dinosauroreopteris limbospermaorder sclerodermatalesoperating instructionsonoclea struthiopterisoctal numeration systemoccipitomastoid suturenondiscretionary trustnerve block anaesthesianegaprion brevirostrismusculoskeletal systemmithridates vi of pontusmicrowave spectroscopymelanotis caerulescensmaturity-onset diabetesmalabsorption syndromemacowanites americanuslithospermum canescenslisteria monocytogenesline of least resistancelime disease spirochetelaw of partial pressureslargemouthed black basslanthanotus borneensislagerstroemia speciosalagarostrobus colensoikurdistan workers' partykurdistan workers partykeratosis follicularisjuvenile-onset diabetesjuniperus horizontalisjoseph alois schumpeterjohan august strindbergivor armstrong richardsiron manganese tungsteniraqi national congressinsulin shock treatmentinformation processinghydraulic transmissionhistorical linguisticshippopotamus amphibiushelianthus laetiflorusgyromitra sphaerosporagymnopilus spectabilisgustav iv adolf of swedengustaf vi adolf of swedengreta louisa gustafssongreatest common divisorgenus plicatoperipatusgenus macrothelypterisgenus helminthostachysgenus australopithecusgentianopsis thermalisgastrointestinal tractgasterosteus aculeatusgaius cornelius tacitusfluorescein isocyanateflorists' chrysanthemumflorist's chrysanthemumexponential expressionexistential philosophyeuropean ladies' tresseseuproctis chrysorrhoeaeuonymus atropurpureusessential hypertensionepistle to the galatiansepistle to the ephesiansemphysematous phlegmonemphysematous gangreneelectron spin resonanceelectrodermal responseelectrochemical seriesectopistes migratoriusdumetella carolinensisduchesse de valentinoisdouglas elton fairbanksdivision spermatophytadisinfestation officerdioscorea elephantipesdifferential diagnosisdiachronic linguisticsdexamethasone intensoldeparia acrostichoidescucurbita foetidissimacrotalaria spectabiliscost structure analysiscortinarius corrugatuscortinarius armillatuscorrelational analysiscoronary-artery diseasecoquilles saint-jacquescoprinus atramentariusconductive hearing lossconduction anaesthesiacollectivist anarchismcolaptes caper collarisclassical conditioningclass chytridiomycetescitharichthys cornutuschronic wasting diseasechlamyphorus truncatuschamaecyparis thyoidescentaurea solstitialiscasuarina equisetfoliacasemaking clothes mothcarya myristicaeformiscarl xvi gustaf of swedencapsella bursa-pastoriscapital of guinea-bissaucantharellus floccosusbrachychiton rupestrisbrachychiton australisbattle of passchendaelebasic cognitive processaustrocedrus chilensisaustro-asiatic languageaustralian honeysuckleaugust ferdinand mobiusauditory hyperesthesiaasynchronous operationastronomical telescopeaspidiotus perniciosusarthur seymour sullivanapparatus urogenitalisankylosing spondylitisanisotremus virginicusangiogenesis inhibitoramerican smooth dogfishagkistrodon piscivorusaccessory after the factabstract expressionism
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