There are 447 thirteen-letter words containing A, L, 2R and T, https://www.bestwordlist.com/c/a/5/13letterwordswithalrrt.htm ACCELEROMETER ACRYLONITRILE AGRICULTURIST ALSTROEMERIAS ANTHROPOLATRY ANTIDIARRHEAL ANTIGUERRILLA APPROPRIATELY ARAEOMETRICAL ARBITRATIONAL ARBORICULTURE ARCHITECTURAL ARTERIALISING ARTERIALIZING ARTHRITICALLY ASTROMETRICAL BLACKCURRANTS BLAMEWORTHIER BRAGGARTLIEST BRAILLEWRITER BREATHALYSERS BREATHALYZERS CALORIMETRIES CHARACTERLESS CHARLATANRIES CHLORARGYRITE CIRCULARITIES CIRCUMSTELLAR COLLABORATORS CONGLOMERATOR CONGRATULATOR CONTRALATERAL CONTRARIOUSLY CONTROVERSIAL COREFERENTIAL CORPORALITIES CORPOREALISTS CORRELATIONAL CORRELATIVELY CORRELATIVITY COUNTERPLAYER CRINICULTURAL CRYSTALLISERS CRYSTALLIZERS CYBERSTALKERS DECLARATORILY DEFIBRILLATOR DENDROLATRIES DEPRECATORILY DETERRABILITY DIRECTORIALLY DRAMATURGICAL EDITORIALISER EDITORIALIZER ELABORATORIES ELECTRODERMAL ELECTROGRAPHS ELECTROGRAPHY ELECTROPLATER ELEUTHERARCHS EQUILIBRATORS EQUILIBRATORY ERYTHROBLASTS EUROTERMINALS EXPURGATORIAL EXTEMPORARILY EXTERRITORIAL EXTRACELLULAR EXTRALIMITARY EXTRALITERARY EXTRAMETRICAL EXTRAPOLATORS EXTRAPOLATORY EXTRATROPICAL EXTRAVASCULAR FLAMETHROWERS FLORICULTURAL FLUTTERBOARDS FORETRIANGLES FORMULARISTIC FRAGMENTARILY FRATERNALISMS FREEHEARTEDLY FRUSTRATINGLY GALACTORRHEAS GALACTORRHOEA GLYPTOGRAPHER GRANDFATHERLY GRANDMOTHERLY GRANDPARENTAL GRANULARITIES GRAVIMETRICAL GROSSULARITES GUBERNATORIAL HAIRSPLITTERS HARDHEARTEDLY HEARTBROKENLY HETEROTHERMAL HIEROCRATICAL HORRIPILATING HORRIPILATION HORTICULTURAL HYDROMETRICAL HYGROMETRICAL HYPERCRITICAL HYPERMETRICAL HYPERRATIONAL HYPERREALISTS IMMORTALISERS IMMORTALIZERS IMPERTURBABLE IMPERTURBABLY INFORMATORILY INTERCALARIES INTERCALARILY INTERCELLULAR INTERCOLUMNAR INTERCORTICAL INTERCULTURAL INTERGRANULAR INTERJECTURAL INTERLAYERING INTERLINEARLY INTERMARGINAL INTERMUSCULAR INTERNEURONAL INTEROPERABLE INTERORBITALS INTERPARIETAL INTERPARTICLE INTERPELLATOR INTERPERSONAL INTERPETIOLAR INTERPILASTER INTERPLEADERS INTERPOLATERS INTERPOLATORS INTERPRETABLE INTERPRETABLY INTERPROXIMAL INTERQUARTILE INTERRACIALLY INTERRADIALLY INTERREGIONAL INTERRELATING INTERRELATION INTERSCAPULAR INTERSIDEREAL INTERSPERSALS INTERSTELLARY INTERTERMINAL INTERTROPICAL INTRACAPSULAR INTRACELLULAR INTRACEREBRAL INTRADERMALLY INTRAMUSCULAR INTRAOCULARLY INTRAPARIETAL INTRAPERSONAL INTRAPETIOLAR INTRATELLURIC INTRAVASCULAR INTRAVERSABLE IRRATIONALISE IRRATIONALISM IRRATIONALIST IRRATIONALITY IRRATIONALIZE IRRETRIEVABLE IRRETRIEVABLY IRREVERENTIAL IRRITABLENESS LAEVOROTATORY LATEROVERSION LAUGHWORTHIER LITHOGRAPHERS MARICULTURIST MARTYROLOGIES MARTYROLOGIST MATERIALISERS MATERIALIZERS MATRICULATORS MATRICULATORY MERCURIALISTS METACERCARIAL MICROCRYSTALS MICROCULTURAL MICROMETRICAL MICROPARTICLE MULTIBARRELED MULTIVIBRATOR NARRATOLOGIES NARRATOLOGIST NEANDERTALERS NEANDERTHALER NONREGULATORY NONRETRACTILE NONRETURNABLE NONSTRUCTURAL NORTHEASTERLY ORACULARITIES ORCHESTRALIST OVERALERTNESS OVEREARNESTLY OVERELABORATE OVERREGULATED OVERREGULATES PALAEOCURRENT PARANORMALITY PARLIAMENTARY PARTICLEBOARD PARTICOLOURED PARTICULARISE PARTICULARISM PARTICULARIST PARTICULARITY PARTICULARIZE PATRIARCHALLY PATRILINEARLY PERAMBULATORS PERAMBULATORY PERDURABILITY PERIPHERALITY PERLUSTRATING PERLUSTRATION PERMACULTURES PLASTERBOARDS PLATYRRHINIAN POLARIMETRIES POLYARTHRITIS PRAEFECTORIAL PRALLTRILLERS PREAMBULATORY PRECEPTORIALS PRECOPULATORY PREFATORIALLY PREFERABILITY PREFLORATIONS PREFORMULATED PREFORMULATES PREHISTORICAL PREINDUSTRIAL PRELITERACIES PREPARATIVELY PREPARATORILY PREROGATIVELY PRESBYTERIALS PRETERNATURAL PRIMORDIALITY PROCATHEDRALS PROCREATIONAL PROCURATORIAL PROGENITORIAL PROLETARIATES PROLIFERATING PROLIFERATION PROLIFERATIVE PRONUCLEARIST PROPORTIONALS PROPRAETORIAL PROPRIETARILY PROPRIETORIAL PROSECUTORIAL PROTONOTARIAL PROTUBERANTLY PROVERBIALIST PTERYLOGRAPHY PURGATORIALLY QUADRILATERAL QUADRILITERAL QUARTERFINALS QUARTERLIGHTS RADIOTELEGRAM RAREFACTIONAL RATIONALISERS RATIONALIZERS RATTLEBRAINED REACCELERATED REACCELERATES REALPOLITIKER REARTICULATED REARTICULATES REBARBATIVELY RECALCITRANCE RECALCITRANCY RECALCITRANTS RECALCITRATED RECALCITRATES RECALIBRATING RECALIBRATION RECENTRALIZED RECENTRALIZES RECIPROCALITY RECIRCULATING RECIRCULATION RECRYSTALLISE RECRYSTALLIZE RECTANGULARLY RECTILINEARLY REEXPLORATION REFERENTIALLY REFLECTOGRAMS REFLECTOGRAPH REFORMABILITY REFORMATIONAL REFORMULATING REFORMULATION REHABILITATOR REITERATIVELY RELUBRICATING RELUBRICATION REMARKABILITY REMATERIALISE REMATERIALIZE REMILITARISED REMILITARISES REMILITARIZED REMILITARIZES REMONSTRANTLY RENSSELAERITE REPAIRABILITY REPORTORIALLY REPRESENTABLE REPROBATIVELY REREGULATIONS RESPIRABILITY RESPIRATIONAL RESTORATIVELY RETRANSLATING RETRANSLATION RETROACTIVELY RETROPHILIACS RETURNABILITY REVERBERANTLY REVERENTIALLY REVOLUTIONARY ROLLERCOASTER RUDIMENTARILY RURALISATIONS RURALIZATIONS SCLERODERMATA SCLEROTHERAPY SCRIPTURALISM SCRIPTURALIST SPIRITUALISER SPIRITUALIZER SPORTSMANLIER STEAMROLLERED STEREOREGULAR STREETWALKERS STRUCTURALISE STRUCTURALISM STRUCTURALIST STRUCTURALIZE SUBLITERATURE SUBSTRUCTURAL SUBTERNATURAL SUBTRIANGULAR SUPERCRITICAL SUPERFRONTALS SUPERNATURALS SUPERPARTICLE SUPERREALISTS SUPRARATIONAL SUPRATEMPORAL SYNARTHRODIAL TELEMARKETERS TEMERARIOUSLY TERPSICHOREAL TERRESTRIALLY TERRITORIALLY TETARTOHEDRAL TETRACHLORIDE TETRAFLUORIDE TETRAHEDRALLY TETRAPYRROLES THERIOLATRIES THERMONUCLEAR TORRENTIALITY TRAILBREAKERS TRANQUILISERS TRANQUILIZERS TRANQUILLISER TRANQUILLIZER TRANSCRIBABLE TRANSCULTURAL TRANSDERMALLY TRANSFERRABLE TRANSFERRIBLE TRANSFORMABLE TRANSLATORIAL TRANSLITERATE TRANSPARENTLY TRANSPERSONAL TRANSPLANTERS TRANSPORTABLE TRANSPORTEDLY TRANSURETHRAL TRANSVERSALLY TRAPEZOHEDRAL TREACHEROUSLY TRIANGULARITY TRICARBOXYLIC TRICARPELLARY TRILATERALISM TRILATERALIST TRILATERATION TRILITERALISM TRILLIONAIRES TRITUBERCULAR TROUBLEMAKERS TURBELLARIANS ULTRACRITICAL ULTRAFAMILIAR ULTRAFILTERED ULTRAFILTRATE ULTRALIBERALS ULTRAMARATHON ULTRAORTHODOX ULTRAPOWERFUL ULTRARADICALS ULTRARAREFIED ULTRARATIONAL ULTRAREALISMS ULTRAREALISTS ULTRARELIABLE ULTRARIGHTISM ULTRARIGHTIST ULTRAROMANTIC ULTRAROYALIST ULTRAVIRILITY UNCORRECTABLE UNRETURNABLES UNTERRESTRIAL UNTRAVERSABLE UNWARRANTABLE UNWARRANTABLY UNWARRANTEDLY VELOCIRAPTORS VENTROLATERAL VERNACULARIST VERNACULARITY VITREORETINAL WATERCOLORIST WHOREMASTERLY WOOLGATHERERS