bumble (v.)youdaoicibaDictYouDict[bumble 词源字典]
"to flounder, blunder," 1530s, probably of imitative origin. Related: Bumbled; bumbler; bumbling. [bumble etymology, bumble origin, 英语词源]
BumbleyoudaoicibaDictYouDict
"self-important petty official," 1856, from the name of the fussy, pompous, stupid beadle in Dickens' "Oliver Twist."