INFIGHT is a playable word

infight Scrabble® Dictionary

verb
infought, infighting, infights
to contend with others within the same group
28 Playable Words can be made from "INFIGHT"
   2-Letter Words (6 found)
   3-Letter Words (12 found)
   4-Letter Words (6 found)
   5-Letter Words (3 found)
   7-Letter Words (1 found)