Unscrambling HABITS gives 66 words. HABITS is the longest, and HABITS scores the most at 11 points.
No other single word uses all 6 letters of HABITS. HABITS has 6 letters: 2 vowels and 4 consonants, worth 11 points before any board bonuses.
6-letter words 1
5-letter words 7
bahts10baith10baits7baths10habit10sahib10saith8
4-letter words 20
aits4baht9bait6bash9bast6bath9bats6bias6bits6hast7hats7hist7hits7isba6sati4shat7sith7stab6tabs6this7
3-letter words 22
abs5ais3ait3ash6bah8bas5bat5bis5bit5has6hat6his6hit6its3sab5sat3sha6sib5sit3tab5tas3tis3
2-letter words 16
ab4ah5ai2as2at2ba4bi4ha5hi5is2it2sh5si2ta2ti2ts2
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.