SURPLUS is a playable word

surplus Scrabble® Dictionary

verb
surplused, surplusing, surpluses or surplussed, surplussing, surplusses
to treat as being in excess of what is needed
33 Playable Words can be made from "SURPLUS"
   2-Letter Words (2 found)
   3-Letter Words (8 found)
   4-Letter Words (12 found)
   5-Letter Words (8 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)