NIPPIER is a playable word

nippy Scrabble® Dictionary

adjective
nippier, nippiest
sharp or biting
38 Playable Words can be made from "NIPPIER"
   2-Letter Words (7 found)
   3-Letter Words (13 found)
   4-Letter Words (11 found)
   5-Letter Words (3 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)