| APA | Smart Define. (2011). make lower thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/make_lower/thesaurus/antonyms |
| Chicago | Smart Define. 2011. "make lower thesaurus" https://smartdefine.org/make_lower/thesaurus/antonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2011, make lower thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/make_lower/thesaurus/antonyms>. |
| MLA | Smart Define. "make lower thesaurus" 23 May 2011. Web. 20 September 2026. <https://smartdefine.org/make_lower/thesaurus/antonyms> |