| aphonous | |
| aphoristic | |
| argumentative | |
| asocial | |
| autonomous | |
| be silent | |
| bellicose | |
| belligerent | |
| bite one's tongue | |
| blank | |
| blunt | |
| bookish | |
| boorish | |
| breast | |
| brief | |
| brusque | |
| button the lips | |
| caespitose | |
| censorship | |
| ceremonious |
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Power Thesaurus
| APA | Smart Define. (2015). mum thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/mum/thesaurus/related |
| Chicago | Smart Define. 2015. "mum thesaurus" https://smartdefine.org/mum/thesaurus/related (accessed September 27, 2026). |
| Harvard | Smart Define 2015, mum thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/mum/thesaurus/related>. |
| MLA | Smart Define. "mum thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/mum/thesaurus/related> |