There are 43 words hidden in the letters of VISIBLE, from 8 two-letter words up to VISIBLE (7 letters). For points, VISIBLE is best at 12.
No other single word uses all 7 letters of VISIBLE. VISIBLE has 7 letters: 3 vowels and 4 consonants, worth 12 points before any board bonuses.
7-letter words 1
5-letter words 6
biles7evils8ivies8lives8veils8vibes10
4-letter words 15
bels6bile6bise6evil7ibis6isle4leis4libs6lies4live7veil7vibe9vies7vile7vise7
3-letter words 13
bel5bis5els3lei3lev6lib5lie3lis3sei3sel3sib5vie6vis6
2-letter words 8
be4bi4el2es2is2li2ls2si2
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.