The letters in MASSIVELY make 274 words of two letters or more. The longest is MASSIVELY at 9 letters, and the highest-scoring is MASSIVELY at 17 points.
No other single word uses all 9 letters of MASSIVELY. MASSIVELY has 9 letters: 3 vowels and 6 consonants, worth 17 points before any board bonuses.
9-letter words 1
7-letter words 11
6-letter words 31
aisles6easily9emails8lassie6limeys11lyases9mailes8mavies11measly11mesial8mislay11missal8missay11missel8myases11myasis11salmis8salves9samiel8selvas9silvae9silvas9slavey12slimes8slimsy11smiles8smiley11sylvae12sylvas12valise9valses9
5-letter words 72
aisle5alive8almes7amies7amiss7amyls10email7essay8evils8isles5lames7lases5laves8leavy11limas7limes7limey10lives8lyase8lyses8lysis8lyssa8maile7mails7males7masse7massy10mavie10mavis10meals7mealy10mesas7messy10miles7mises7missy10sails5sales5salmi7salve8sames7samey10saves8seals5seams7seamy10seism7selva8semis7sials5silva8simas7sisal5slams7slays8slime7slims7slimy10smile7sylis8sylva11vails8vales8valse8vases8veals8vealy11veils8vials8visas8vises8ylems10
4-letter words 85
ails4aims6ales4alme6alms6amie6amis6amyl9aves7ayes7easy7elms6elmy9evil7eyas7ilea4isle4isms6lame6lams6lase4lass4lave7lavs7lays7leas4leis4less4leva7levy10leys7lies4lima6lime6limy9live7lyes7lyse7maes6mail6male6mass6mays9meal6mels6mesa6mess6mile6mils6mise6miss6sail4sale4sals4same6save7says7seal4seam6seas4seis4sels4semi6sial4sima6sims6slam6slay7slim6syli7vail7vale7vase7veal7veil7vela7vial7vies7vile7vims9visa7vise7yams9yeas7ylem9
3-letter words 51
ail3aim5ais3ale3als3ami5ave6aye6ays6elm5els3ems5ess3ism5ivy9lam5las3lav6lay6lea3lei3lev6ley6lie3lis3lye6mae5mas5may8mel5mes5mil5mis5mys8sae3sal3say6sea3sei3sel3sim5sis3sly6vas6via6vie6vim8vis6yam8yea6yes6
2-letter words 23
ae2ai2al2am4as2ay5el2em4es2is2la2li2lm4ls2ma4me4mi4ms4my7si2ss2ya5ye5
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.