bumbling
From Longman Dictionary of Contemporary Englishbumblingbum‧bling /ˈbʌmblɪŋ/ adjective [only before noun] MISTAKEbehaving in a careless way and making a lot of mistakes a kind bumbling man with a gentle smileExamples from the Corpusbumbling• a couple of bumbling burglars• Her character, Angela, goes for a Bohemian lifestyle and an affair with bumbling cop Matthew Modine.• If its a civil coroners court it's portrayed as a bumbling court.• The bumbling nature of armoured animals is neatly summed up by an anecdote concerning a family of three-banded armadillos.