FLIER is a playable word

fly Scrabble® Dictionary

adjective
flier, fliest
clever
verb
flew, flown, flying, flies
to move through the air
verb
flied, flying, flies
to hit a ball high into the air in baseball
33 Playable Words can be made from "FLIER"
   2-Letter Words (7 found)
   3-Letter Words (11 found)
   4-Letter Words (11 found)
   5-Letter Words (4 found)