Synonyms|618Antonyms|182|Broader|37Narrower|68Related|520

6 entries under characteristic topic. ×

7
crazy(adjective, insanity, craziness)
6
insane(adjective, insanity, craziness)
6
silly(adjective, insanity, craziness)
5
mad(adjective, insanity, craziness)
4
fatuous(adjective, stupidity, meaninglessness)
3
lightweight(adjective, levity, frivolity)
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APASmart Define. (2016). foolishness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/foolishness/thesaurus/narrower
ChicagoSmart Define. 2016. "foolishness thesaurus" https://smartdefine.org/foolishness/thesaurus/narrower (accessed September 23, 2026).
HarvardSmart Define 2016, foolishness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/foolishness/thesaurus/narrower>.
MLASmart Define. "foolishness thesaurus" 29 February 2016. Web. 23 September 2026. <https://smartdefine.org/foolishness/thesaurus/narrower>