HIGHBALLING is a playable word

highball Scrabble® Dictionary

verb
highballed, highballing, highballs
to go at full speed
123 Playable Words can be made from "HIGHBALLING"
   2-Letter Words (15 found)
   6-Letter Words (9 found)
   8-Letter Words (1 found)
   11-Letter Words (1 found)