| APA | Smart Define. (1970). could not be worse thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/could_not_be_worse/thesaurus/antonyms |
| Chicago | Smart Define. 1970. "could not be worse thesaurus" https://smartdefine.org/could_not_be_worse/thesaurus/antonyms (accessed September 21, 2026). |
| Harvard | Smart Define 1970, could not be worse thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/could_not_be_worse/thesaurus/antonyms>. |
| MLA | Smart Define. "could not be worse thesaurus" 1 January 1970. Web. 21 September 2026. <https://smartdefine.org/could_not_be_worse/thesaurus/antonyms> |