4
banana
4
clownlike
4
crackpot
4
goofball
4
harlequin(noun, fool, wit, clown, comic)
4
imbecilic(adjective, weak, simple, knowledge, ability)
4
merry
4
moron(noun, person)
4
natural
4
playful
4
prankster(noun, person, fool, wit, comic)
4
punster(noun, wit, daredevil, comic, wisecracker)
4
slapstick
4
unreasonable(adjective, weak, simple, silly, foolish)
4
witling(fool, humorist)
3
ass(noun, fool)
3
insane(adjective, weak, simple, knowledge, ability)
3
twat
3
asinine(adjective, weak, simple, silly, foolish)
3
caricaturist
11 years ago|18k views|share |citing 
APASmart Define. (2015). zany thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/zany/thesaurus/synonyms
ChicagoSmart Define. 2015. "zany thesaurus" https://smartdefine.org/zany/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, zany thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/zany/thesaurus/synonyms>.
MLASmart Define. "zany thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/zany/thesaurus/synonyms>