UNCAPS is a playable word

uncap Scrabble® Dictionary

verb
uncapped, uncapping, uncaps
to remove the cap from
48 Playable Words can be made from "UNCAPS"
   2-Letter Words (8 found)
   3-Letter Words (20 found)
   4-Letter Words (16 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)