The letters in BIGGEST make 55 words of two letters or more. The longest is BIGGEST at 7 letters, and the highest-scoring is BIGGEST at 11 points.
No other single word uses all 7 letters of BIGGEST. BIGGEST has 7 letters: 2 vowels and 5 consonants, worth 11 points before any board bonuses.
7-letter words 1
5-letter words 3
bites7gibes8gites6
4-letter words 21
begs7best6bets6bigs7bise6bite6bits6eggs6egis5gest5gets5gibe7gibs7gies5gigs6gist5gite5gits5site4tegs5ties4
3-letter words 20
beg6bet5big6bis5bit5egg5get4gib6gie4gig5git4its3seg4sei3set3sib5sit3teg4tie3tis3
2-letter words 10
be4bi4es2et2gs3is2it2si2ti2ts2
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.