there is no 9 letter word starting with e and using all of the letters. but the word unscrambled is FORGETFUL.
7 letter word: obscene 6 letter word: sneeze, enjoys 5 letter word: bones 4 letter word: snob 3 letter word: sob 2 letter word: so Hope I helped!
4 because in word perseverance we have 4 letters E
fete
Earn
Scrabble word: U T E S E R A:7 letters:Austere
egis
apex
Elmo
east
Tree.
tree