UNGREENER is a playable word

ungreen Scrabble® Dictionary

adjective
ungreener, ungreenest
harmful to the environment
51 Playable Words can be made from "UNGREENER"
   2-Letter Words (6 found)
   3-Letter Words (20 found)
   4-Letter Words (11 found)
   5-Letter Words (5 found)
   6-Letter Words (3 found)
   7-Letter Words (5 found)
   9-Letter Words (1 found)