CRAPS is a playable word

crap Scrabble® Dictionary

verb
crapped, crapping, craps
to throw a 2, 3, or 12 in a dice game
31 Playable Words can be made from "CRAPS"
   2-Letter Words (3 found)
   3-Letter Words (13 found)
   4-Letter Words (11 found)
   5-Letter Words (4 found)