bungle
verbUK /ˈbʌŋ.ɡəl/
US /ˈbʌŋ.ɡəl/
To do something badly because you make mistakes.
He tried to fix the bike but bungled it and made it worse.
OTHER MEANINGS
2. To carry out a task in a clumsy or unskillful way.
She bungled the presentation by losing her notes.
3. A badly done job or a mess.
The whole event was a bungle from start to finish.
4. To make a mistake while trying to do something difficult.
The team bungled the final play and lost the game.