Synonyms|143Antonyms|0|Broader|1Narrower|0Related|2
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nosy person
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openness
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ostentation(braggadocio, braggart, grandstander)
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parrot
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prattler
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prolixity
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quidnunc
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ratfink
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rumors babbler
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rumour-monger
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scandalizer
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showiness(braggadocio, braggart, grandstander)
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sieve
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slush
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smart-aleck(noun, guy)
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smart aleck(noun, expression, fool, bore, wag)
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smart ass(noun, expression, wiseacre, know-it-all)
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smarty-pants(noun, wiseacre, know-it-all)
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snitch
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snoop
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APASmart Define. (2015). bigmouth thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/bigmouth/thesaurus/synonyms
ChicagoSmart Define. 2015. "bigmouth thesaurus" https://smartdefine.org/bigmouth/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, bigmouth thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/bigmouth/thesaurus/synonyms>.
MLASmart Define. "bigmouth thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/bigmouth/thesaurus/synonyms>