YABBER is a playable word

yabber Scrabble® Dictionary

verb
yabbered, yabbering, yabbers
to jabber
50 Playable Words can be made from "YABBER"
   2-Letter Words (11 found)
   3-Letter Words (19 found)
   4-Letter Words (14 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)