Unscrambling EXISTED gives 68 words. EXISTED is the longest, and EXISTED scores the most at 15 points.
No other single word uses all 7 letters of EXISTED. EXISTED has 7 letters: 3 vowels and 4 consonants, worth 15 points before any board bonuses.
7-letter words 1
6-letter words 2
dexies14exited14
5-letter words 15
deets6deist6desex13dexes13dexie13diets6dites6edits6exist12exits12sited6sixte12steed6stied6tides6
4-letter words 21
dees5deet5dies5diet5dite5dits5edit5eide5exes11exit11ides5seed5sext11side5site4teds5teed5tees4tide5tied5ties4
3-letter words 17
dee4dex11die4dis4dit4ids4its3see3sei3set3sit3six10ted4tee3tie3tis3xis10
2-letter words 12
de3ed3es2et2ex9id3is2it2si2ti2ts2xi9
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.