| APA | Smart Define. (2013). mum's the word thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/mum%27s_the_word/thesaurus/related |
| Chicago | Smart Define. 2013. "mum's the word thesaurus" https://smartdefine.org/mum%27s_the_word/thesaurus/related (accessed October 1, 2026). |
| Harvard | Smart Define 2013, mum's the word thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/mum%27s_the_word/thesaurus/related>. |
| MLA | Smart Define. "mum's the word thesaurus" 19 May 2013. Web. 1 October 2026. <https://smartdefine.org/mum%27s_the_word/thesaurus/related> |