QUINTIC is a playable word

quintic Scrabble® Dictionary

noun
pl. quintics
a type of mathematical function
27 Playable Words can be made from "QUINTIC"
   2-Letter Words (7 found)
   3-Letter Words (8 found)
   4-Letter Words (6 found)
   5-Letter Words (4 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)