There are 1075 ten-letter words containing A, R, 2S and T, https://www.bestwordlist.com/c/a/5/10letterwordswitharsst.htm ABRUPTNESS ABSORBANTS ABSORBATES ABSORBENTS ABSTAINERS ABSTERSION ABSTERSIVE ABSTRUSELY ABSTRUSEST ABSTRUSITY ABSURDISTS ACTRESSIER ADROITNESS ADSORBATES ADSORBENTS ADULTERESS ADVERTISES AERIALISTS AFTERGRASS AFTERMASTS AFTERSALES AFTERSHOWS AGTERSKOTS AIRSTREAMS AIRSTRIKES ALABASTERS ALCATRASES ALLERGISTS ALPHASORTS AMORALISTS ANARCHISTS ANCESTRALS ANCESTRESS ANCESTRIES ANGOSTURAS ANOESTROUS ANTECESSOR ANTIBUSERS ANTISERUMS ANTISTRESS ANTLERLESS AORTITISES APATOSAURS APPETISERS APRIORISTS AQUARIISTS ARBLASTERS ARCHIVISTS ARCHSTONES AREOSTYLES ARGUTENESS ARHATSHIPS ARISTOTLES ARMISTICES AROMATASES AROMATISES ARRESTANTS ARRIVISTES ARSENIATES ARTEMISIAS ARTFULNESS ARTINESSES ARTISTRIES ASCERTAINS ASCORBATES ASHRAMITES ASPARTAMES ASPARTATES ASPERITIES ASPHALTERS ASPIDISTRA ASPIRATORS ASSAULTERS ASSENTATOR ASSERTABLE ASSERTEDLY ASSERTIBLE ASSERTIONS ASSERTORIC ASSEVERATE ASSOCIATOR ASSORTMENT ASTERISKED ASTRACHANS ASTRAGALUS ASTRAKHANS ASTRANTIAS ASTRINGERS ASTROCYTES ASTRODOMES ASTROFELLS ASTROLABES ASTRONAUTS ASTROPHELS ATTOLASERS AUTARKISTS AUTEURISMS AUTEURISTS AUTHORISES AUTHORISMS AUTHORLESS AUTOSPORES AUTOSPORTS AWESTRIKES BACKSTAIRS BACKSTRAPS BACTERISES BALLASTERS BALTHASARS BANDURISTS BANNISTERS BARBASTELS BARNSTORMS BARONETESS BARRISTERS BASKETRIES BASTARDIES BASTARDISE BASTARDISM BEPLASTERS BESCATTERS BESPATTERS BESTIARIES BITSTREAMS BLASTOPORS BOMBASTERS BOOTSTRAPS BOTANISERS BRAILLISTS BRAINSTEMS BRATTINESS BRATTISHES BRATWURSTS BREAKFASTS BREASTLESS BREASTPINS BREATHLESS BRETASCHES BRITSCHKAS BROADCASTS BRUTALISES BRUTALISMS BRUTALISTS BUSHCRAFTS BUSHMASTER BYSTANDERS CAMORRISTS CAMPSHIRTS CANNISTERS CARDITISES CAREERISTS CARNALISTS CARTELISES CARTELISMS CARTELISTS CARTHORSES CASTOREUMS CASTRATERS CASTRATORS CATALYSERS CATERESSES CATHARISES CAUTERISES CAUTERISMS CELLARISTS CERASTIUMS CEREALISTS CHAROSETHS CHASEPORTS CHASTENERS CHASTISERS CHAUNTRESS CHEATGRASS CHINSTRAPS CHORALISTS CHRYSANTHS CICATRISES CITHARISTS COASTWARDS COLORCASTS CONSTRAINS CONSTRUALS CONTRABASS CORNSTALKS CORPOSANTS CORUSCATES COSMOCRATS COSTMARIES COURTESANS CRABSTICKS CRAFTINESS CRAPSHOOTS CRASSITUDE CRATERLESS CRAYONISTS CREMASTERS CROISSANTS CROSSHATCH CROSSMATCH CROSSPATCH CROSSTALKS CROTALISMS CROUSTADES CRYSTALISE CUISINARTS CURIALISTS CUTGRASSES CYBERCASTS CYSTOCARPS DARNEDESTS DARTITISES DASTARDIES DASYMETERS DECASTERES DEPASTURES DEPRESSANT DERMATOSES DERMATOSIS DESCANTERS DESECRATES DESOLATERS DESOLATORS DIASPORIST DICTATRESS DIGASTRICS DISASTROUS DISATTIRES DISCANTERS DISHWATERS DISNATURES DISPARATES DISPERSANT DISSERTATE DISSIPATER DISSIPATOR DISTRAINTS DISTRINGAS DOWNSTAIRS DRAFTINESS DRAGSTRIPS DRAMATISES DRAMATISTS DRYASDUSTS DRYSALTERS DYSCRASITE EARTHINESS EARTHRISES EARTHSTARS EARWITNESS EASTERLIES EASTERMOST EASTERNERS ELASTOMERS EMPLASTERS EMULATRESS ERASEMENTS ESCALATORS ESCHEATORS ESCORTAGES ESOTERICAS ESOTROPIAS ESTIMATORS ESTIVATORS ESTRADIOLS ESTRANGERS ESTRAPADES EXARCHISTS EXHAUSTERS EXTRADOSES EXTRAPOSES EYESTRAINS FACTORISES FANTASISER FARMSTEADS FATHERLESS FENESTRALS FLATSHARES FLAVORISTS FLUSTRATES FORESTAGES FORESTAIRS FORESTALLS FORETASTES FORMALISTS FORSYTHIAS FOSCARNETS FOSTERAGES FRAUDSTERS FRUGALISTS FRUSTRATES GAITERLESS GALLERISTS GANNISTERS GARAGISTES GASOMETERS GASTHAUSER GASTRAEUMS GASTROPODS GASTROPUBS GASTROSOPH GAUSSMETER GEARSHIFTS GEARSTICKS GLASSWORTS GLOSSARIST GLOSSATORS GOSLARITES GRANITISES GRAPESHOTS GRASSCLOTH GRASSPLOTS GRASSQUITS GRASSROOTS GRAVESITES GRAVITASES GRAYSTONES GRUBSTAKES GUITARISTS HAILSTORMS HAIRSTYLES HAMSTRINGS HANDSTURNS HARASSMENT HARDSTANDS HARESTAILS HARMONISTS HARMOSTIES HARTBEESES HARTBEESTS HARTSHORNS HARVESTERS HATBRUSHES HEARTINESS HEARTSEASE HEARTSEEDS HEARTSINKS HEARTSORES HERALDISTS HERBALISTS HESITATERS HESITATORS HETAERISMS HETAERISTS HETAIRISMS HETAIRISTS HISTOGRAMS HISTORIANS HOARFROSTS HORSEMEATS HORSETAILS HORTENSIAS HYDROCASTS HYDROSTATS HYGROSTATS IDOLATRESS INCRASSATE INSTAGRAMS INSTALLERS INSULATORS INTERCLASS INTRADOSES INVERTASES IRISATIONS ISOPTERANS ISOTHERALS JACKSTRAWS JAGDWURSTS JAMBUSTERS JARGONISTS JASPERIEST JESSERANTS JETSTREAMS JOCKSTRAPS JUSTICIARS KARATEISTS KARSTIFIES KICKSTARTS LABOURISTS LANDDROSTS LAPSTRAKES LAPSTREAKS LARCENISTS LASERWORTS LATHYRISMS LATHYRUSES LINCRUSTAS MACROCYSTS MAELSTROMS MAGISTRALS MAISTRINGS MANNERISTS MARCASITES MARIMBISTS MARKETISES MARLSTONES MARSHWORTS MARTYRISES MASSETERIC MASSPRIEST MASTERATES MASTERDOMS MASTERINGS MASTERLESS MASTERSHIP MATGRASSES MATRONISES MATTERLESS MATTRASSES MATTRESSES MATURENESS MEDIATRESS MEGASTORES MEGASTORMS MESTRANOLS METATARSUS METAVERSES MIDSTREAMS MISANDRIST MISAUNTERS MISCREANTS MISCREATES MISHANTERS MISRELATES MISSTARTED MIXMASTERS MORASSIEST MORTALISES MORTARLESS MOUSETRAPS MUTESSARIF NARCISSIST NARCOTISES NARCOTISMS NARCOTISTS NEUROMASTS NEWSCASTER NEWSTRADES NONARTISTS NONSKATERS NORTHEASTS NUTGRASSES OBSCURANTS OBSECRATES OBSERVANTS OCULARISTS OPERATISES ORATRESSES ORCHESTRAS ORNATENESS OSTENSORIA OSTRACEANS OSTRACEOUS OSTRACISED OSTRACISER OSTRACISES OSTRACISMS OSTRACIZES OSTRACODES OUTMASTERS OUTREASONS OUTSAVOURS OUTSCREAMS OUTSPREADS OUTSTRAINS OVARITISES OVERASSERT OVERHASTES OVERROASTS OVERSKATES OVERSTAFFS OVERSTAINS OVERSTANDS OVERSTARES OVERSTATES PAEDERASTS PALAESTRAS PALMISTERS PALTRINESS PANTHERESS PARABLASTS PARASITISE PARASITISM PARATHESES PARATHESIS PARENTLESS PARGASITES PASSIMETER PASSPORTED PASTEURISE PASTEURISM PASTORALES PASTORATES PASTORIUMS PASTORSHIP PASTURAGES PATISSERIE PATISSIERS PATRISTICS PATRONISES PATRONLESS PATTRESSES PAYMASTERS PERCUSSANT PERFUSATES PERIBLASTS PERIPLASTS PERSONATES PETAURISTS PETERSHAMS PETRISSAGE PILLARISTS PISTAREENS PITYRIASES PITYRIASIS PLASTERERS PLURALISTS PODCASTERS POETASTERS POSTARREST POSTMASTER PRACTISERS PRANKSTERS PREADJUSTS PREDATISMS PREFASCIST PRELATISES PRELATISMS PRELATISTS PRIVATISES PRIVATISMS PRIVATISTS PROFASCIST PROSATEURS PROSTATISM PROSTRATES PROTISTANS PROTOSTARS PRUSSIATES PSALTERIES PSORIATICS PTEROSAURS PYROCLASTS QUANTISERS RABBINISTS RACHITISES RACIALISTS RAINSPOUTS RAINSTICKS RAINSTORMS RAISINIEST RAMOSITIES RANKSHIFTS RANTERISMS RAPTNESSES RAPTURISES RAPTURISTS RASTAFARIS RASTERISED RASTERISES RASTERIZES REASSERTED REASSORTED REASTINESS REBAPTISES REBAPTISMS REDBREASTS REDSTREAKS REDUCTASES REGISTRARS REINSTALLS REINSTATES REISTAFELS REPASTURES REPLASTERS RESISTANCE RESISTANTS RESITUATES RESNATRONS RESONATORS RESTARTERS RESTATIONS RESTRAINTS RESULTANTS RHAPSODIST RHOTACISES RHOTACISMS RHOTACISTS RICKSTANDS RIJSTAFELS RINGSTANDS RITUALISES RITUALISMS RITUALISTS ROADSTEADS ROCKSHAFTS ROOTSTALKS ROSEWATERS ROTGRASSES ROUGHCASTS ROYALMASTS RUSTICATES SACRAMENTS SACRISTANS SACRISTIES SACROSANCT SALIMETERS SALIVATORS SALLYPORTS SALOMETERS SALTPETERS SALTPETRES SALTSHAKER SALTWATERS SALURETICS SAMARITANS SAMARSKITE SANDSTORMS SANITARIES SANITARIST SANITISERS SANITIZERS SAPROLITES SARMENTOSE SARMENTOUS SATIRISERS SATIRISING SATIRIZERS SATISFICER SATISFIERS SATURATERS SATURATORS SATURNIIDS SATURNISMS SATURNISTS SATYRESQUE SATYRESSES SATYRIASES SATYRIASIS SAUNTERERS SAUSSURITE SAVOURIEST SAWDUSTIER SAWTIMBERS SCARCITIES SCATTERERS SCELERATES SCENARISTS SCLEROTALS SCRAGGIEST SCRANNIEST SCRAPEGUTS SCRAPPIEST SCRATCHERS SCRATCHIES SCRAWLIEST SCRAWNIEST SCREAKIEST SCREENCAST SCRUTATORS SEAMSTRESS SEASTRANDS SECRETAGES SECTARIANS SECTORIALS SECULARIST SECURITANS SEEDEATERS SEGREGANTS SEGREGATES SEMANTRONS SEMESTRIAL SEMINARIST SENHORITAS SEPARATISM SEPARATIST SEPARATORS SEPARATUMS SEQUESTRAL SERIALISTS SERIATIONS SERRATIONS SERRATURES SERRATUSES SHAMATEURS SHARPTAILS SHATTERERS SHIPMASTER SHIRTBANDS SHIRTTAILS SHIRTWAIST SHORTARSES SHORTCAKES SHORTFALLS SHORTGRASS SHORTHAIRS SHORTHANDS SHORTHEADS SHORTWAVES SHOTMAKERS SIBILATORS SIDEROSTAT SIDESTREAM SIDETRACKS SIGMATRONS SIGNATURES SIMULATORS SINARCHIST SINARQUIST SINISTRALS SKATEPARKS SLAISTERED SLAUGHTERS SLAVOCRATS SLIPSTREAM SMARTARSED SMARTARSES SMARTASSED SMARTASSES SMARTWEEDS SMATTERERS SNAKEROOTS SOLFATARAS SOLIDARIST SOLITAIRES SOLITARIES SOMERSAULT SONGCRAFTS SONICATORS SOOTHSAYER SOPRANISTS SORTATIONS SOUTHWARDS SOVRANTIES SPACEPORTS SPAGIRISTS SPAGYRISTS SPARKLIEST SPARSITIES SPARTEINES SPARTERIES SPARTICLES SPEARMINTS SPEARWORTS SPECTATORS SPERMATICS SPERMATIDS SPHAERITES SPINCASTER SPINMASTER SPIRALISTS SPIRASTERS SPIRATIONS SPIRITUALS SPOLIATORS SPORTANCES SPORTCOATS SPORTSCAST SPORTSWEAR SPORULATES SPRAWLIEST SPRIGTAILS SPRITSAILS SPYMASTERS SQUAWROOTS STABILISER STACKROOMS STACKYARDS STAFFROOMS STAGGERERS STAIRCASED STAIRCASES STAIRFOOTS STAIRHEADS STAIRLIFTS STAIRSTEPS STAIRWELLS STAIRWORKS STALWORTHS STAMMERERS STAMPEDERS STANDFIRST STANDOVERS STANNARIES STANNATORS STARBOARDS STARBURSTS STARCHIEST STARDRIFTS STARFISHED STARFISHES STARFRUITS STARGAZERS STARLIGHTS STAROSTIES STARRINESS STARSHINES STARSTONES STARSTRUCK STARTLIEST STARTLINGS STATEROOMS STATIONERS STATUARIES STAUNCHERS STAVESACRE STAYMAKERS STEAMROLLS STEARSMATE STEELWARES STEELYARDS STEERSMATE STEGOSAURS STEPBAIRNS STERADIANS STERCULIAS STERILANTS STERNFASTS STERNWARDS STEWARDESS STIFFWARES STINGAREES STIRABOUTS STOCKYARDS STOMACHERS STONEBRASH STONEWARES STORECARDS STRABISMAL STRABISMIC STRABISMUS STRADDLERS STRAGGLERS STRAININGS STRAITNESS STRAMACONS STRAMASHED STRAMASHES STRAMAZONS STRAMONIES STRANGLERS STRAPHANGS STRAPLINES STRAPPADOS STRAPPIEST STRAPPINGS STRAPWORTS STRATAGEMS STRATEGICS STRATEGIES STRATEGISE STRATEGIST STRATHSPEY STRATIFIES STRAWWORMS STRAYLINGS STREAKIEST STREAKINGS STREAMBEDS STREAMIEST STREAMINGS STREAMLESS STREAMLETS STREAMSIDE STREETAGES STREETCARS STRIATIONS STRIATURES STRIDEWAYS STRIPTEASE STROMATOUS STRONGARMS STRONTIANS STROUPACHS STRYCHNIAS STYROFOAMS SUBALTERNS SUBARCTICS SUBCANTORS SUBCRUSTAL SUBMARKETS SUBROGATES SUBSTELLAR SUBSTERNAL SUBSTRACTS SUBSTRATAL SUBSTRATES SUBSTRATUM SUCTORIANS SUDATORIES SUFFRAGIST SUGARCOATS SULFURATES SUMMARISTS SUNBATHERS SUPERATOMS SUPERBRATS SUPERHEATS SUPERMARTS SUPERNATES SUPERSALTS SUPERSMART SUPERSTARS SUPERSTATE SUPERTAXES SUPERTRAMS SUPINATORS SUPPURATES SURFCASTER SURMASTERS SURREALIST SURROGATES SUSTAINERS SUSURRATED SUSURRATES SWARAJISTS SWARTHIEST SWARTHNESS SWEATSHIRT SWEETGRASS SWORDTAILS SYBARITISH SYBARITISM SYLVESTRAL SYMPATRIES SYNASTRIES TABASHEERS TAHSILDARS TANISTRIES TAPESTRIES TARABISHES TARANTASES TARANTISMS TARANTISTS TARBOOSHES TARBOUSHES TARGETLESS TARIFFLESS TARNISHERS TARSALGIAS TARTARISES TARTNESSES TASIMETERS TASKMASTER TASSELLIER TAWDRINESS TEARGASSED TEARGASSES TEARLESSLY TEARSHEETS TEARSTAINS TEARSTRIPS TEASELLERS TEATASTERS TEHSILDARS TELEOSAURS TERSANCTUS TESSERACTS TESSITURAS THERAPISES THERAPISTS THERAPSIDS THRASHIEST THRASHINGS THREADLESS TIMESAVERS TIMESHARES TOADRUSHES TOPIARISTS TOTALISERS TOVARISHES TOWARDNESS TRACKSIDES TRACKSUITS TRAIPSINGS TRAITORESS TRANSAXLES TRANSCENDS TRANSCODES TRANSDUCES TRANSENNAS TRANSFECTS TRANSFIXES TRANSFORMS TRANSFUSED TRANSFUSER TRANSFUSES TRANSGENES TRANSGRESS TRANSHUMES TRANSIENTS TRANSISTOR TRANSLATES TRANSMOVES TRANSMUTES TRANSONICS TRANSPIRES TRANSPORTS TRANSPOSAL TRANSPOSED TRANSPOSER TRANSPOSES TRANSPOSON TRANSSHAPE TRANSSHIPS TRANSSONIC TRANSUMPTS TRANSVERSE TRANSVESTS TRAPESINGS TRAPEZISTS TRAPPINESS TRASHERIES TRASHINESS TRASHTRIES TRAVERSALS TRAVERSERS TRAVESTIES TREASONOUS TREASURERS TREASURIES TREATYLESS TREHALOSES TRESPASSED TRESPASSER TRESPASSES TRIALLISTS TRIBADISMS TRIBALISMS TRIBALISTS TRICHIASES TRICHIASIS TRICLOSANS TRIGAMISTS TRISAGIONS TROUSSEAUS TROUSSEAUX TSESAREVNA TWOSEATERS TYRANNISES TYROSINASE UNDERCASTS UNSCARIEST UNSTARCHES URALITISES VARISCITES VERBALISTS VESTIARIES VISCERATES VISITATORS VITALISERS VODCASTERS VOTARESSES VRYSTATERS WADSETTERS WAITRESSED WAITRESSES WALKSHORTS WASTEWEIRS WATERBUSES WATERCRESS WATERGLASS WATERINESS WATERSHEDS WATERSIDES WEBCASTERS WEBMASTERS WELFARISTS WHEATGRASS WITCHGRASS WRATHINESS WREATHLESS WRISTBANDS XEROSTOMAS YARDSTICKS YESTERDAYS