NITPICK is a playable word

nitpick Scrabble® Dictionary

verb
nitpicked, nitpicking, nitpicks
to fuss over petty details
29 Playable Words can be made from "NITPICK"
   2-Letter Words (5 found)
   3-Letter Words (13 found)
   4-Letter Words (10 found)
   7-Letter Words (1 found)