1
jerk-off(noun, slang, sick, mad person)
1
jobbernowl
1
kingfisher(noun, bird)
1
knee-jerk(noun, slang, sick, mad person)
1
lackwit
1
lame-brain(noun, fool)
1
lark(noun, bird)
1
longshoreman
1
loom(noun, slang, sick, mad person)
1
looneybin(noun, slang, sick, mad person)
1
loony tune(noun, slang, sick, mad person)
1
lovebird(noun, bird)
1
luny(noun, slang, sick, mad person)
1
macaw(noun, bird)
1
madperson(noun, nut)
1
mallard(noun, bird)
1
meathead(noun, fool)
1
mental(noun, slang, sick, mad person)
1
meshuggenah
1
mishoogeh(noun, slang, sick, mad person)
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APASmart Define. (2016). loon thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/loon/thesaurus/synonyms
ChicagoSmart Define. 2016. "loon thesaurus" https://smartdefine.org/loon/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, loon thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/loon/thesaurus/synonyms>.
MLASmart Define. "loon thesaurus" 29 February 2016. Web. 22 September 2026. <https://smartdefine.org/loon/thesaurus/synonyms>