7 entries under sharpness topic. ×
| whetstone | |
| grindstone | |
| hone | |
| emery | |
| steel | |
| strop | |
| novaculite |
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| APA | Smart Define. (2015). sharpener thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sharpener/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sharpener thesaurus" https://smartdefine.org/sharpener/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, sharpener thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sharpener/thesaurus/synonyms>. |
| MLA | Smart Define. "sharpener thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/sharpener/thesaurus/synonyms> |