There are 67 words hidden in the letters of APPROVE, from 9 two-letter words up to APPROVE (7 letters). For points, APPROVE is best at 14.
No other single word uses all 7 letters of APPROVE. APPROVE has 7 letters: 3 vowels and 4 consonants, worth 14 points before any board bonuses.
7-letter words 1
5-letter words 8
opera7paper9pareo7parve10parvo10paver10prove10vapor10
4-letter words 24
aero4aper6arvo7aver7over7pare6pave9pear6pepo8perv9pope8pore6prao6prep8proa6prop8rave7reap6repo6repp8rope6rove7vape9vera7
3-letter words 25
ape5are3ave6avo6ear3era3oar3ope5ora3ore3ova6pap7par5pea5pep7per5poe5pop7pro5rap5rep5rev6roe3var6voe6
2-letter words 9
ae2ar2er2oe2op4or2pa4pe4re2
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.