31 entries under cuckoo topic. ×

1
erratic(adjective, silly, foolish, mad, insane)
1
flaky(adjective, silly, foolish, mad, insane)
1
flipped(adjective, silly, foolish, mad, insane)
1
maniacal(adjective, silly, foolish, mad, insane)
1
mental(adjective, silly, foolish, mad, insane)
1
psycho(adjective, silly, foolish, mad, insane)
1
screwball(adjective, silly, foolish, mad, insane)
1
screwy(adjective, silly, foolish, mad, insane)
1
unbalanced(adjective, silly, foolish, mad, insane)
1
unhinged(adjective, silly, foolish, mad, insane)
1
unzipped(adjective, silly, foolish, mad, insane)
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APASmart Define. (2011). mad as a hatter thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mad_as_a_hatter/thesaurus/synonyms
ChicagoSmart Define. 2011. "mad as a hatter thesaurus" https://smartdefine.org/mad_as_a_hatter/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2011, mad as a hatter thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mad_as_a_hatter/thesaurus/synonyms>.
MLASmart Define. "mad as a hatter thesaurus" 23 May 2011. Web. 30 September 2026. <https://smartdefine.org/mad_as_a_hatter/thesaurus/synonyms>