4
fool
4
preposterous(adjective, foolish, stupid, fantastic, senseless)
4
sentimental
3
asinine(adjective, foolish)
3
half-witted(adjective, foolish, stupid)
3
dim(adjective, stupid)
3
airheaded
3
bananas
3
beaglebrained(adjective, stupid)
3
brain-dead(adjective, stupid)
3
clownish
3
comical(adjective, amusing)
3
dimwitted(adjective, stupid)
3
gushy
3
haywire
3
slaphappy
3
touched(adjective, silly, foolish, unwise)
3
unhinged(adjective, silly, foolish, unwise)
3
unreasonable
2
funny
10 years ago|17k views|share |citing 
APASmart Define. (2016). goofy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/goofy/thesaurus/synonyms
ChicagoSmart Define. 2016. "goofy thesaurus" https://smartdefine.org/goofy/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, goofy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/goofy/thesaurus/synonyms>.
MLASmart Define. "goofy thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/goofy/thesaurus/synonyms>