FLECK is a playable word

fleck Scrabble® Dictionary

verb
flecked, flecking, flecks
to mark with flecks (tiny streaks or spots)
11 Playable Words can be made from "FLECK"
   2-Letter Words (3 found)
   3-Letter Words (5 found)
   4-Letter Words (2 found)
   5-Letter Words (1 found)