QUIRKS is a playable word

quirk Scrabble® Dictionary

verb
quirked, quirking, quirks
to twist
21 Playable Words can be made from "QUIRKS"
   2-Letter Words (5 found)
   3-Letter Words (9 found)
   4-Letter Words (5 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)