53 entries under expression topic. ×

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improve performance(verb, smooth, improve, look)
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make improvement(verb, smooth, improve, look)
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mug up(verb, study, review, research)
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pep up(revive, enliven, invigorate)
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pick up(verb, clear, remove, brush)
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refresh memory(verb, drum, relearn)
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scoop up(verb, clear, remove, brush)
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sponge down(verb, clean, cleanse, rinse)
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sweep up(verb, clear, remove, brush)
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swot up(verb, study, review, research)
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tidy up(verb, clear, remove, brush)
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wash down(verb, clean, cleanse, rinse)
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work on(verb, improve, enhance, refine)
<123>
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APASmart Define. (2015). brush up thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/brush_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "brush up thesaurus" https://smartdefine.org/brush_up/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, brush up thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/brush_up/thesaurus/synonyms>.
MLASmart Define. "brush up thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/brush_up/thesaurus/synonyms>