goof

/ษกuหf/
noun
  1. 1

    A mistake or error.

    โ€œI made a goof in that last calculation.โ€

  2. 2

    A foolish and/or silly person; a goofball.

    โ€œYour little brother is a total goof.โ€

  3. 3

    A child molester.

verb
  1. 1

    To make a mistake.

    โ€œIt's my fault. I goofed.โ€

  2. 2

    To engage in mischief.

    โ€œWe were just goofing by painting the neighbor's cat green.โ€

Source: https://en.wiktionary.org/wiki/goof