Synonyms|19Antonyms|0|Broader|0Narrower|0Related|0
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better
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civilize
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cultivate
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elevate
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enhance
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explain
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hone
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improve
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make better
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make clear
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perfect
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polish
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refine(verb, improve, polish)
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round
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sleek
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slick
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smooth
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temper
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upgrade
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APASmart Define. (1970). sharpen up thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sharpen_up/thesaurus/synonyms
ChicagoSmart Define. 1970. "sharpen up thesaurus" https://smartdefine.org/sharpen_up/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 1970, sharpen up thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sharpen_up/thesaurus/synonyms>.
MLASmart Define. "sharpen up thesaurus" 1 January 1970. Web. 21 September 2026. <https://smartdefine.org/sharpen_up/thesaurus/synonyms>