CARKING is a playable word

cark Scrabble® Dictionary

verb
carked, carking, carks
to worry
84 Playable Words can be made from "CARKING"
   2-Letter Words (9 found)
   3-Letter Words (24 found)
   5-Letter Words (8 found)
   6-Letter Words (5 found)
   7-Letter Words (3 found)