BUMBLING is a playable word

bumbling Scrabble® Dictionary

noun
pl. bumblings
an instance of clumsiness
62 Playable Words can be made from "BUMBLING"
   2-Letter Words (9 found)
   3-Letter Words (29 found)
   4-Letter Words (16 found)
   5-Letter Words (3 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)