Synonyms|375Antonyms|148|Broader|34Narrower|40Related|214

35 entries under expression topic. ×

3
monkey business(noun, quality, stupidity, foolishness)
1
dumb thing to do(idiom, nonsense, absurdity, stupidity)
1
dumb trick(nonsense, absurdity, stupidity, foolishness)
1
fool trick(nonsense, absurdity, stupidity, irrationality)
1
high jinks(noun, absurdity, foolishness, mischief)
1
horse feathers(nonsense, absurdity, stupidity, foolishness)
1
hot air(account, explanation, excuse, nonsense)
1
mumbo jumbo(account, explanation, excuse, drivel)
1
ridiculous idea(nonsense, absurdity, stupidity, foolishness)
0
apartments to let(idiom, imbecility folly)
0
childish behavior(irresponsibility, childishness)
0
clouded perception(idiom, imbecility folly)
0
clowning around(absurdity, stupidity, foolishness, shenanigans)
0
dull understanding(idiom, imbecility folly)
0
extreme folly(foolishness, foolhardiness)
0
extreme unimportance(unimportance, triviality)
0
fooling around(noun, mischief, horseplay)
0
funny business(noun, fun, absurdity, mischief)
0
hanky panky
0
high spirits(humor, absurdity, lightness, mirth)
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APASmart Define. (2015). silliness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/silliness/thesaurus/synonyms
ChicagoSmart Define. 2015. "silliness thesaurus" https://smartdefine.org/silliness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, silliness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/silliness/thesaurus/synonyms>.
MLASmart Define. "silliness thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/silliness/thesaurus/synonyms>