135 entries under foolish topic. ×

1
doltish(weak, simple, silly, thoughtless)
1
feebleminded(weak, simple, silly, thoughtless)
1
ill-advised(weak, simple, wild, silly)
1
ill-considered(weak, simple, silly, thoughtless)
1
imbecilic(adjective, weak, simple, silly)
1
imprudent(weak, simple, wild, silly)
1
incautious(weak, simple, wild, silly)
1
indiscreet(weak, simple, wild, silly)
1
injudicious(weak, simple, silly, unreasonable)
1
mindless(wild, unreasonable, thoughtless, unintelligent)
1
moonstruck(silly, mad, insane, unwise)
1
nerdy(weak, simple, silly, thoughtless)
1
preposterous(weak, simple, silly, crazy)
1
short-sighted(weak, simple, silly, thoughtless)
1
simple(weak, silly, thoughtless, unwise)
1
unglued(silly, mad, unstable, insane)
1
unintelligent(weak, simple, silly, thoughtless)
1
unsound(crazy, mad, unstable, unreasonable)
1
unstable(unreasonable, disturbed, erratic, illogical)
1
unzipped(silly, mad, insane, unwise)
10 years ago|16k views|share |citing 
APASmart Define. (2016). kooky thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/kooky/thesaurus/synonyms
ChicagoSmart Define. 2016. "kooky thesaurus" https://smartdefine.org/kooky/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, kooky thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/kooky/thesaurus/synonyms>.
MLASmart Define. "kooky thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/kooky/thesaurus/synonyms>