CHIRKS is a playable word

chirk Scrabble® Dictionary

adjective
chirker, chirkest
cheerful
verb
chirked, chirking, chirks
to make a shrill noise
40 Playable Words can be made from "CHIRKS"
   2-Letter Words (5 found)
   3-Letter Words (14 found)
   4-Letter Words (14 found)
   5-Letter Words (4 found)
   6-Letter Words (3 found)