| APA | Smart Define. (2015). soften up thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/soften_up/thesaurus/broader |
| Chicago | Smart Define. 2015. "soften up thesaurus" https://smartdefine.org/soften_up/thesaurus/broader (accessed September 20, 2026). |
| Harvard | Smart Define 2015, soften up thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/soften_up/thesaurus/broader>. |
| MLA | Smart Define. "soften up thesaurus" 24 December 2015. Web. 20 September 2026. <https://smartdefine.org/soften_up/thesaurus/broader> |