PAPER is a playable word

paper Scrabble® Dictionary

verb
papered, papering, papers
to cover or wrap with paper (a thin sheet of material made of cellulose pulp)
27 Playable Words can be made from "PAPER"
   2-Letter Words (6 found)
   3-Letter Words (12 found)
   4-Letter Words (8 found)
   5-Letter Words (1 found)