TIGHTER is a playable word

tight Scrabble® Dictionary

adjective
tighter, tightest
firmly or closely fixed in place
(adverb) tightly
59 Playable Words can be made from "TIGHTER"
   2-Letter Words (10 found)
   3-Letter Words (20 found)
   4-Letter Words (12 found)
   5-Letter Words (13 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)