| APA | Smart Define. (1970). razor-sharpness thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/razor-sharpness/thesaurus/synonyms |
| Chicago | Smart Define. 1970. "razor-sharpness thesaurus" https://smartdefine.org/razor-sharpness/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 1970, razor-sharpness thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/razor-sharpness/thesaurus/synonyms>. |
| MLA | Smart Define. "razor-sharpness thesaurus" 1 January 1970. Web. 26 September 2026. <https://smartdefine.org/razor-sharpness/thesaurus/synonyms> |