Unscrambling FISHES gives 33 words. FISHES is the longest, and FISHES scores the most at 12 points.
No other single word uses all 6 letters of FISHES. FISHES has 6 letters: 2 vowels and 4 consonants, worth 12 points before any board bonuses.
6-letter words 1
5-letter words 2
seifs8shies8
4-letter words 8
fehs10fess7fish10hies7hiss7seif7seis4shes7
3-letter words 12
efs6ess3feh9fie6hes6hie6his6ifs6sei3she6sis3ssh6
2-letter words 10
ef5eh5es2he5hi5if5is2sh5si2ss2
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.