Synonyms|525Antonyms|132|Broader|3Narrower|0Related|1.9k

49 entries under simple topic. ×

9
moronic(adjective, weak, knowledge, ability)
8
asinine(adjective, weak, silly, foolish)
8
cockamamie(adjective, weak, wrong, silly)
8
irrational(adjective, weak, informal, unusual)
7
brainless(weak, silly, foolish, unreasonable)
7
ridiculous(adjective, light, weak, wrong)
7
stupid(adjective, weak, wrong, wild)
6
ludicrous(adjective, light, weak, wild)
5
fantastic(adjective, weak, informal, unusual)
5
harebrained(adjective, weak, knowledge, ability)
5
unreasonable(adjective, weak, wrong, silly)
4
unhinged(adjective, silly, foolish, mad)
3
mental(adjective, silly, foolish, mad)
2
half-baked(weak, careless, silly, foolish)
2
half-witted(weak, silly, foolish, thoughtless)
2
unintelligent(adjective, weak, silly, foolish)
2
unwise(adjective, weak, wrong, wild)
1
bedlamite(adjective, silly, foolish, crazy)
1
doltish(weak, silly, foolish, thoughtless)
1
feebleminded(weak, silly, foolish, thoughtless)
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ChicagoSmart Define. 2016. "wacky thesaurus" https://smartdefine.org/wacky/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, wacky thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/wacky/thesaurus/synonyms>.
MLASmart Define. "wacky thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/wacky/thesaurus/synonyms>