NINETY is a playable word

ninety Scrabble® Dictionary

noun
pl. nineties
a number
30 Playable Words can be made from "NINETY"
   2-Letter Words (8 found)
   3-Letter Words (10 found)
   4-Letter Words (9 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)