Synonyms|271Antonyms|35|Broader|1Narrower|0Related|354
8
haywire
8
insane(adjective, sane)
8
screwy(adjective, slang, sane)
7
cuckoo(adjective, slang, sane)
7
mental
7
unbalanced(adjective, sane)
6
daffy(adjective, informal, silly, crazy, sane)
6
demented(adjective, sane)
6
deranged
6
gaga(adjective, informal, sane)
6
kookie
6
lunatic(adjective, sane)
5
certifiable
5
crazed
5
goofy
5
potty
5
unhinged
4
around the bend(expression, adjective, idiom, sane)
4
brainsick(adjective, crazy, sick, insane, sane)
4
maniacal(adjective, sane)
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ChicagoSmart Define. 2015. "crackers thesaurus" https://smartdefine.org/crackers/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, crackers thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/crackers/thesaurus/synonyms>.
MLASmart Define. "crackers thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/crackers/thesaurus/synonyms>