bun·gle 
/ˈbʌŋgəl/ verb
bun·gles; bun·gled; bun·gling /ˈbʌŋgəl/ verb : to make mistakes in doing (something) : to not do (something) well or successfully [+ obj] ▪ The police bungled [=botched] the investigation and the crime was never solved. [no obj] ▪ The government bungled badly in planning the campaign.
— bungle noun, plural bun·gles [count]
▪ They blamed him for the bungle.
▪ They blamed him for the bungle.
— bungled adjective
▪ a bungled robbery
▪ a bungled robbery
— bun·gler noun, plural bun·glers [count]
▪ hapless bunglers
▪ hapless bunglers
— bungling adjective
▪ a bungling attempt at humor
▪ a bungling attempt at humor
— bungling noun [noncount]
▪ The investigation was ruined by their bungling.
▪ The investigation was ruined by their bungling.
