CLABBER is a playable word

clabber Scrabble® Dictionary

verb
clabbered, clabbering, clabbers
to curdle
74 Playable Words can be made from "CLABBER"
   2-Letter Words (10 found)
   3-Letter Words (23 found)
   5-Letter Words (13 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)