50 entries under mad topic. ×

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daft(adjective, silly, insane)
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delirious(adjective, silly, insane, hacked)
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demented(adjective, silly, insane, hacked)
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dingy(adjective, silly, insane)
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dippy(adjective, silly, insane)
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erratic(adjective, silly, insane)
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flaky(adjective, silly, insane)
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flipped(adjective, silly, insane)
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flipped out(expression, adjective, silly, insane)
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freaked out(expression, adjective, silly, insane)
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fruity(adjective, silly, insane)
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idiotic(adjective, silly, insane)
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insane(adjective, silly)
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kooky(adjective, silly, insane)
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lunatic(adjective, silly, insane, potty)
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maniacal(adjective, silly, insane)
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mental(adjective, silly, insane, hacked)
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mentally strange(expression, adjective, silly, insane)
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moonstruck(adjective, silly, insane, hacked)
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nuts(adjective, silly, insane)
11 years ago|1.2k views|share |citing 
APASmart Define. (2015). aper thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/aper/thesaurus/synonyms
ChicagoSmart Define. 2015. "aper thesaurus" https://smartdefine.org/aper/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, aper thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/aper/thesaurus/synonyms>.
MLASmart Define. "aper thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/aper/thesaurus/synonyms>