73 entries under adjective topic. ×
| close(quiet, soft, restrained, still) | |
| close-lipped(quiet, silent, taciturn) | |
| close-mouthed(quiet, restrained, aloof, reserved) | |
| closemouthed(close, quiet, soft, low) | |
| incommunicative | |
| noiseless(quiet, soft, low, still) | |
| bashful(quiet, soft, restrained, awkward) | |
| clammed up(expression, quiet, restrained, reticent) | |
| muted(quiet, soft, low, reticent) | |
| nonvocal(quiet, soft, low, still) | |
| succinct | |
| tacit | |
| unforthcoming(close, quiet, restrained, aloof) | |
| unsociable(quiet, still, silent, hushed) | |
| unsounded(silent, muffled, voiceless) | |
| untalkative | |
| buttoned up(expression, quiet, soft, reticent) | |
| closed up(expression, quiet, soft, still) | |
| dummied up(expression, quiet, soft, restrained) | |
| iced(quiet, soft, still, silent) |
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| APA | Smart Define. (2015). mum thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/mum/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "mum thesaurus" https://smartdefine.org/mum/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, mum thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/mum/thesaurus/synonyms>. |
| MLA | Smart Define. "mum thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/mum/thesaurus/synonyms> |