There is no English word that uses the letters only as listed. Here are some words that you can make if you repeat letters:
accesses, accounts, accusant, acescent, acetates, acetones, acetonic, aconites, aconitic, acoustic, actiniae, actinian, actinias, actinons, actuates, acuities, acutance, anatases, ancients, anisette, annattos, annotate, announce, antennae, antennas, antistat, antsiest, ascetics, assonant, astasias, astatine, astonies, attaints, atticist, auctions, autistic, autunite, cactuses, caissons, canastas, canities, canniest, canoeist, canoness, canonise, canonist, cantatas, canteens, cantinas, caseases, caseates, caseoses, casettes, cassatas, cassette, cassinos, castanet, casuists, catenate, cationic, cattiest, caucuses, caustics, cautions, cautious, censuses, centeses, centesis, centones, cessions, cestuses, cetacean, cineaste, cineasts, cistuses, citation, coaction, coassist, coattest, cocaines, cocoanut, coconuts, cocottes, coenacts, coesites, coitions, coituses, conation, conceits, concents, concocts, conenose, coniines, conioses, coniosis, connects, connotes, consents, consists, constant, contacts, contains, contents, contests, continua, continue, continuo, contuses, cooncans, coonties, cosecant, cosiness, cotenant, countess, countian, counties, couscous, cuisines, cuneatic, cuscuses, cuteness, cutinise, easiness, ecesises, ecotones, ecstatic, einstein, enations, encaenia, enceinte, enosises, enounces, ensconce, entasias, entastic, ententes, entities, essences, essonite, estancia, etesians, eucaines, eustatic, eutectic, inaction, incenses, incision, incitant, inconnus, initiate, innocent, inosites, insanest, insectan, instance, instants, instates, instinct, intonate, isatines, isatinic, isotones, isotonic, issuance, nascence, nastiest, natation, nattiest, nauseant, nauseate, nauseous, neatness, neonates, neotenic, nescient, nettiest, neustons, niceness, niceties, nicotine, nicotins, nictates, nineteen, nineties, nittiest, noesises, noisette, noisiest, nonionic, nonissue, nonsense, nonsuits, nosiness, notation, notecase, nuisance, nutation, nutsiest, nuttiest, occasion, oceanaut, octettes, oiticica, onanists, oscinine, oscitant, osteitic, osteitis, osteoses, osteosis, ostinato, ouistiti, outcaste, outcasts, outcount, outeaten, outstate, outstunt, sacatons, sanction, saneness, sanitate, sanities, sanitise, santonin, satanist, satiates, satinets, sauciest, scansion, scantest, scanties, sciatica, sciatics, sciences, scission, scotties, seacoast, seascout, sections, seicento, senecios, sensates, sensuous, sentence, sentient, sestinas, sestines, setenant, sienites, sinuates, situates, sonances, sonantic, sonatina, sonatine, sonicate, sonsiest, sootiest, soutanes, staccati, staccato, stanines, stannite, stannous, statices, stations, statists, statuses, statutes, steatite, stenoses, stenosis, stenotic, stiction, stoccata, stoniest, stoutens, stoutest, stuccoes, suasions, succinct, succinic, suctions, suitcase, sunniest, sunstone, sunsuits, sustains, taconite, tactions, tannates, tastiest, tautness, tectites, tectonic, teeniest, teniasis, tennises, tennists, tensions, tentiest, teosinte, testates, testiest, testoons, tetanics, tetanies, tetanise, tininess, tinniest, tinnitus, tinstone, titanate, titaness, titanias, titanite, titanous, toccatas, tonetics, tonettes, tonneaus, tontines, tootsies, tuitions, tunicate, uintaite, uncinate, unctions, unctuous, unionise, unionist, unsonsie, unstates, usaunces
The anagram is tenacious.
Tenacious, obstinate.
The 7-letter word that can be formed using the letters in "inaptcvsh" is "pivants."
Librarian is a 9 letter word that has letters BRAIN in it.
jovial
there is no 9 letter word starting with e and using all of the letters. but the word unscrambled is FORGETFUL.
There is no 7-letter word using these letters, but there are these two 6-letter words:adroitdiatom
Using all 7 letters you get rewords
snowday
sultana
The longest word that can be made using these letters is hydrolytic.
There is no nine letter word spelled with the letters 'anrdosepe'.Eight letter words that can be spelled with those letters are:operandspersonaereasoned