NONPLUS is a playable word

nonplus Scrabble® Dictionary

verb
nonplused, nonplusing, nonpluses or nonplussed, nonplussing, nonplusses
to baffle
54 Playable Words can be made from "NONPLUS"
   2-Letter Words (11 found)
   3-Letter Words (21 found)
   4-Letter Words (19 found)
   5-Letter Words (2 found)
   7-Letter Words (1 found)