Synonyms|511Antonyms|165|Broader|5Narrower|0Related|1.3k

204 entries under silly topic. ×

2
moonstruck(adjective, foolish, stupid, mad)
2
nitwitted(adjective, simple, foolish, stupid)
2
nutty as fruitcake(expression, idiom, foolish, mad)
2
of unsound mind(expression, idiom, stupid, mad)
2
out to lunch(expression, idiom, dull, mad)
2
potty(adjective, wild, foolish, stupid)
2
psychopathic(foolish, stupid)
2
rash(adjective, dull, simple, slow)
2
reckless(thoughtless, unwise)
2
round the bend(expression, idiom, foolish, mad)
2
screw loose(expression, foolish, mad, insane)
2
screwball(adjective, foolish, mad, insane)
2
soft(adjective, stupid, green, fat)
2
thick-headed(dull, foolish, stupid, unintelligent)
2
touched(simple, foolish, stupid, mad)
2
trivial(adjective, dull, simple, slow)
2
weird(adjective, foolish, fantastic, unwise)
1
ape(foolish, mad, insane, unwise)
1
berserk(foolish, mad, insane, unwise)
1
beyond all reason(expression, idiom, foolish, fantastic)
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ChicagoSmart Define. 2016. "idiotic thesaurus" https://smartdefine.org/idiotic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, idiotic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/idiotic/thesaurus/synonyms>.
MLASmart Define. "idiotic thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/idiotic/thesaurus/synonyms>