FLACKS is a playable word

flack Scrabble® Dictionary

verb
flacked, flacking, flacks
to work as a press agent
33 Playable Words can be made from "FLACKS"
   2-Letter Words (5 found)
   3-Letter Words (12 found)
   4-Letter Words (9 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)