OPACITY is a playable word

opacity Scrabble® Dictionary

noun
pl. opacities
something that is opaque
79 Playable Words can be made from "OPACITY"
   2-Letter Words (15 found)
   3-Letter Words (32 found)
   4-Letter Words (19 found)
   5-Letter Words (10 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)