There are 39 words hidden in the letters of FOREVER, from 6 two-letter words up to FOREVER (7 letters). For points, FOREVER is best at 13.
No other single word uses all 7 letters of FOREVER. FOREVER has 7 letters: 3 vowels and 4 consonants, worth 13 points before any board bonuses.
7-letter words 1
6-letter words 1
fervor12
5-letter words 6
fever11freer8frere8frore8refer8rover8
4-letter words 10
ever7feer7fere7fore7free7froe7over7reef7rove7veer7
3-letter words 15
ere3err3eve6fee6fer6foe6for6fro6ore3ree3ref6rev6roe3vee6voe6
2-letter words 6
ef5er2oe2of5or2re2
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.