FATIGUING is a playable word

fatigue Scrabble® Dictionary

verb
fatigued, fatiguing, fatigues
to weary
91 Playable Words can be made from "FATIGUING"
   2-Letter Words (15 found)
   5-Letter Words (8 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)
   9-Letter Words (1 found)