GOOF
clown, buffoon, goof, goofball, merry andrew
(noun) a person who amuses others by ridiculous behavior
fathead, goof, goofball, bozo, jackass, goose, cuckoo, twat, zany
(noun) a man who is a stupid incompetent fool
Source: WordNet® 3.1
Etymology
Noun
goof (plural goofs)
(US, informal) A mistake or error.
(US, cinematography, informal) An error made during production which finds its way into the final release.
(US, informal) A foolish and/or silly person; a goofball.
(Canada, prison slang) A child molester.
Synonyms
• (error): blooper, boo-boo, error, faux pas, fluff, gaffe, lapse, mistake, slip, stumble, thinko
• See also error
Verb
goof (third-person singular simple present goofs, present participle goofing, simple past and past participle goofed)
(US) To make a mistake.
(US) To engage in mischief.
Synonyms
• See also make a mistake
Anagrams
• Fogo
Source: Wiktionary