verb

bungle

to bungle, to botch, to mess up

He bungled the job and had to start over.

He bungled the job and had to start over.

((sth.)) to do (sth.) badly or without skill He bungled the job and had to start over.

Synonyms: botch, mess up, screw up

Origin uncertain, possibly from a Scandinavian source.

It sounds like 'bumble', as in a bumbling person who makes clumsy mistakes.

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