There are 72 words hidden in the letters of HEALTHY, from 14 two-letter words up to HEALTHY (7 letters). For points, HEALTHY is best at 16.
No other single word uses all 7 letters of HEALTHY. HEALTHY has 7 letters: 2 vowels and 5 consonants, worth 16 points before any board bonuses.
7-letter words 1
6-letter words 3
5-letter words 4
ethyl11heath11lathe8lathy11
4-letter words 20
eath7haet7hale7halt7hate7hath10heal7heat7heth10hyla10hyte10late4lath7tael4tale4teal4tela4thae7they10yeah10
3-letter words 30
ale3alt3ate3aye6eat3eta3eth6hae6hah9hat6hay9heh9het6hey9lat3lay6lea3let3ley6lye6tae3tea3tel3the6thy9tye6yah9yea6yeh9yet6
2-letter words 14
ae2ah5al2at2ay5eh5el2et2ha5he5la2ta2ya5ye5
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.