Unscrambling FESTIVAL gives 263 words. FESTIVAL is the longest, and FESTIVAL scores the most at 14 points.
No other single word uses all 8 letters of FESTIVAL. FESTIVAL has 8 letters: 3 vowels and 5 consonants, worth 14 points before any board bonuses.
8-letter words 1
7-letter words 2
estival10fetials10
6-letter words 18
falsie9festal9fetial9fiesta9filets9fliest9flites9itself9livest9saltie6silvae9stelai6stifle9valets9valise9vestal9vilest9vitals9
5-letter words 62
aisle5alefs8alifs8alist5alive8evils8fails8false8fates8faves11feast8feats8feist8felts8fetal8fetas8fiats8files8filet8fives11flats8fleas8flies8flite8flits8islet5istle5laves8leafs8least5lefts8lifts8litas5lives8salve8selva8setal5silva8slate5stale5stave8steal5stela5stile5taels5tails5tales5teals5telia5tesla5tiles5vails8vales8valet8valse8veals8veils8vesta8vials8vista8vitae8vital8
4-letter words 105
ails4aits4alef7ales4alif7alit4alts4ates4aves7east4eats4efts7etas4evil7fail7fast7fate7fats7fave10feal7feat7felt7fest7feta7fets7fiat7fila7file7fils7fist7fits7five10flat7flea7flit7ilea4isle4lase4last4late4lati4lats4lave7lavs7leaf7leas4left7leis4lest4lets4leva7lief7lies4life7lift7list4lite4lits4live7safe7sail4sale4salt4sate4sati4save7seal4seat4seif7self7seta4sial4sift7silt4site4slat4slit4tael4tail4tale4tali4tavs7teal4teas4tela4tels4ties4tile4tils4vail7vale7vase7vast7vats7veal7veil7vela7vest7vets7vial7vies7vile7visa7vise7vita7
3-letter words 55
aft6ail3ais3ait3ale3als3alt3ate3ave6eat3efs6eft6elf6els3eta3fas6fat6fet6fie6fil6fit6ifs6its3las3lat3lav6lea3lei3let3lev6lie3lis3lit3sae3sal3sat3sea3sei3sel3set3sit3tae3tas3tav6tea3tel3tie3til3tis3vas6vat6vet6via6vie6vis6
2-letter words 20
ae2ai2al2as2at2ef5el2es2et2fa5if5is2it2la2li2ls2si2ta2ti2ts2
Words are from our open word list and include some game-only words. Rude words are left out of this page; the unscrambler shows every valid word, lets you add blank tiles and filter by length.