| APA | Smart Define. (1970). start to feel sick thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/start_to_feel_sick/thesaurus/synonyms |
| Chicago | Smart Define. 1970. "start to feel sick thesaurus" https://smartdefine.org/start_to_feel_sick/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 1970, start to feel sick thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/start_to_feel_sick/thesaurus/synonyms>. |
| MLA | Smart Define. "start to feel sick thesaurus" 1 January 1970. Web. 23 September 2026. <https://smartdefine.org/start_to_feel_sick/thesaurus/synonyms> |