SMIRK is a playable word

smirk Scrabble® Dictionary

verb
smirked, smirking, smirks
to smile in an affected or smug manner
25 Playable Words can be made from "SMIRK"
   2-Letter Words (4 found)
   3-Letter Words (11 found)
   4-Letter Words (8 found)
   5-Letter Words (2 found)