Synonyms|669Antonyms|54|Broader|13Narrower|1Related|192

45 entries under sick topic. ×

8
cuckoo(noun, slang, mad person)
5
jerk(noun, slang, ability, mad person)
3
jerk-off(noun, slang, mad person)
3
psycho(noun, slang, mad person)
2
screwball(noun, person, slang, mad person)
1
basket case(noun, slang, mad person)
1
coo-coo(noun, slang, mad person)
1
crack-brain(noun, slang, mad person)
1
crack-skull(noun, slang, mad person)
1
flake(noun, slang, mad person)
1
fruit-cake(noun, slang, mad person)
1
goo-goo(noun, slang, mad person)
1
knee-jerk(noun, slang, mad person)
1
kook(noun, slang, mad person)
1
loom(noun, slang, mad person)
1
loon(noun, slang, mad person)
1
looneybin(noun, slang, mad person)
1
loony(noun, slang, mad person)
1
loony tune(noun, slang, mad person)
1
luny(noun, slang, mad person)
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APASmart Define. (2015). goof thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/goof/thesaurus/synonyms
ChicagoSmart Define. 2015. "goof thesaurus" https://smartdefine.org/goof/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, goof thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/goof/thesaurus/synonyms>.
MLASmart Define. "goof thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/goof/thesaurus/synonyms>