INSANITY is a playable word

insanity Scrabble® Dictionary

noun
pl. insanities
the state of being insane; something utterly foolish
87 Playable Words can be made from "INSANITY"
   2-Letter Words (13 found)
   3-Letter Words (27 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)