HARDBALLS is a playable word

hardball Scrabble® Dictionary

noun
pl. hardballs
baseball
141 Playable Words can be made from "HARDBALLS"
   2-Letter Words (12 found)
   6-Letter Words (9 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)