93 entries under foolish topic. ×

1
crazy(adjective, wild, strange, silly)
1
cuckoo(adjective, silly, mad, insane)
1
daft(adjective, silly, mad, insane)
1
delirious(adjective, silly, mad, insane)
1
demented(adjective, silly, mad, insane)
1
deranged(adjective, silly, mad, insane)
1
dingy(adjective, silly, mad, insane)
1
dippy(adjective, silly, mad, insane)
1
erratic(adjective, silly, mad, insane)
1
flaky(adjective, silly, mad, insane)
1
flipped(adjective, silly, mad, insane)
1
fruity(adjective, silly, mad, insane)
1
idiotic(adjective, silly, mad, insane)
1
insane(adjective, silly, mad, unwise)
1
kooky(adjective, silly, mad, insane)
1
lunatic(adjective, silly, mad, insane)
1
mad(adjective, silly, insane, unwise)
1
maniacal(adjective, silly, mad, insane)
1
mental(adjective, silly, mad, insane)
1
moonstruck(adjective, silly, mad, insane)
15 years ago|417 views|share |citing 
APASmart Define. (2011). mad as a march hare thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/mad_as_a_march_hare/thesaurus/synonyms
ChicagoSmart Define. 2011. "mad as a march hare thesaurus" https://smartdefine.org/mad_as_a_march_hare/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2011, mad as a march hare thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/mad_as_a_march_hare/thesaurus/synonyms>.
MLASmart Define. "mad as a march hare thesaurus" 20 May 2011. Web. 29 September 2026. <https://smartdefine.org/mad_as_a_march_hare/thesaurus/synonyms>