13 entries under verb topic. ×
| acuminate | |
| focus(fasten, concentrate, train, center) | |
| whet | |
| grind | |
| rub | |
| smooth | |
| subtilise | |
| subtilize | |
| edge | |
| hone | |
| refocus | |
| strap | |
| strop |
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| APA | Smart Define. (2015). sharpen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sharpen/thesaurus/narrower |
| Chicago | Smart Define. 2015. "sharpen thesaurus" https://smartdefine.org/sharpen/thesaurus/narrower (accessed September 27, 2026). |
| Harvard | Smart Define 2015, sharpen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sharpen/thesaurus/narrower>. |
| MLA | Smart Define. "sharpen thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/sharpen/thesaurus/narrower> |