BOING is a playable word

boing Scrabble® Dictionary

verb
boinged, boinging, boings
to make the sound of reverberation or vibration
25 Playable Words can be made from "BOING"
   2-Letter Words (8 found)
   3-Letter Words (12 found)
   4-Letter Words (3 found)
   5-Letter Words (2 found)