BUMBLINGLY
Scrabble letter values: B3U1M3B3L1I1N1G2L1Y4 = 20
Definition
BUMBLINGLY is the adverb form of BUMBLING.
adjective BUMBLING: lacking physical movement skills, especially with the hands.
Synonyms of BUMBLING: bungling, butterfingered, ham-fisted, ham-handed, handless, heavy-handed, left-handed