Bugger up

//ˈbʌɡə(ɹ)ʌp// verb, slang

Definitions

Verb
  1. 1
    To break or spoil something, or make it inoperative, useless etc. Australia, British, Ireland, New-Zealand, informal

    "I've buggered up the sudoku somehow and can't finish it."

  2. 2
    To injure or harm (someone). Australia, British, Ireland, New-Zealand, informal

Next best steps

Mini challenge

Unscramble this word: buggerup