AERUGO is a playable word

aerugo Scrabble® Dictionary

noun
pl. aerugos
a green film that forms on copper
57 Playable Words can be made from "AERUGO"
   2-Letter Words (8 found)
   3-Letter Words (23 found)
   4-Letter Words (19 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)