WEAPON is a playable word

weapon Scrabble® Dictionary

verb
weaponed, weaponing, weapons
to supply with a weapon (an instrument used in combat)
61 Playable Words can be made from "WEAPON"
   2-Letter Words (17 found)
   3-Letter Words (28 found)
   4-Letter Words (14 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)