Synonyms|526Antonyms|215|Broader|35Narrower|44Related|1.9k

61 entries under characteristic topic. ×

9
batty(adjective, wild, silly, foolish)
9
complacent(adjective, stupidity, foolishness)
8
empty-headed(adjective, thoughtless, stupidity, foolishness)
8
goofy(adjective, silly, foolish, fantastic)
8
illogical(adjective, simple, silly, sense)
8
thoughtless(adjective, silly, thoughtless, unwise)
8
unwise(adjective, weak, simple, wild)
8
weak-minded(adjective, ability, planned, stupidity)
8
dippy(adjective, weak, simple, silly)
8
unthinking(adjective, thoughtless, stupidity, foolishness)
7
empty(adjective, stupidity, foolishness, ineffective)
7
cuckoo(adjective, wrong, wild, silly)
7
dotty(adjective, weak, simple, silly)
6
nutty(adjective, weak, simple, wild)
6
sappy(adjective, stupid, stupidity, foolishness)
6
childish(adjective, stupidity, foolishness)
6
incompetent(adjective, inadequacy, craziness)
4
simple(adjective, weak, silly, foolish)
3
puerile(adjective, silly, foolish, stupid)
2
jerky(adjective, weak, simple, silly)
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ChicagoSmart Define. 2015. "fatuous thesaurus" https://smartdefine.org/fatuous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, fatuous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fatuous/thesaurus/synonyms>.
MLASmart Define. "fatuous thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/fatuous/thesaurus/synonyms>