72 entries under expression topic. ×

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matter of indifference(idiom, insignificant, inconsequential, irrelevant)
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milk and water(idiom, unimportance)
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minor point(insignificant, inconsequential, irrelevant)
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misprision of treason(idiom, disobedience)
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neither here nor there(idiom, insignificant, inconsequential, irrelevant)
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no biggie(insignificant, unimportant, trivial, minor)
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no never mind(idiom, insignificant, inconsequential, irrelevant)
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not generous(stingy, miserly, tightfisted)
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not important(slight, small, unimportant)
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not worth mentioning(adjective, idiom, unimportant, trivial)
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of little importance
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of no great concern(adjective, idiom, slight, insignificant)
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of no importance(idiom, insignificant, inconsequential, irrelevant)
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on high horse(idiom, ridiculous, pitiful, laughable)
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penny ante
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pocket money(idiom, money)
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police court(idiom, tribunal)
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power of money(idiom, money)
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primary literature(idiom, record)
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professional journal(idiom, record)
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APASmart Define. (2016). petty thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/petty/thesaurus/synonyms
ChicagoSmart Define. 2016. "petty thesaurus" https://smartdefine.org/petty/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, petty thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/petty/thesaurus/synonyms>.
MLASmart Define. "petty thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/petty/thesaurus/synonyms>