DERIVER is a playable word

deriver Scrabble® Dictionary

noun
pl. derivers
one that derives
55 Playable Words can be made from "DERIVER"
   2-Letter Words (5 found)
   3-Letter Words (15 found)
   4-Letter Words (17 found)
   5-Letter Words (10 found)
   6-Letter Words (6 found)
   7-Letter Words (2 found)