- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
92 entries under impassive topic. ×
| hard-hearted(adjective, indifferent, detached, unsympathetic) | |
| impersonal(adjective, cool, tough, rational, straightforward) | |
| inexpressive(adjective, cool, detached, blank, aloof) | |
| marble(adjective, detached, unresponsive, laid-back) | |
| naked(adjective, dull, simple, tough, rational) | |
| not responsive(expression, adjective, detached, unresponsive) | |
| obdurate(adjective, detached, unresponsive, laid-back) | |
| objective(adjective, tough, indifferent, rational, straightforward) | |
| plain(adjective, dull, simple, tough, rational) | |
| poker-faced(adjective, quiet, cool, indifferent, detached) | |
| practical(adjective, tough, rational, straightforward, sober) | |
| pragmatic(adjective, tough, rational, straightforward, sober) | |
| prosaic(adjective, tough, rational, straightforward, sober) | |
| prosy(adjective, tough, rational, straightforward, sober) | |
| reticent(adjective, cool, restrained, detached, unfriendly) | |
| rolling with the punches(expression, adjective, idiom, detached) | |
| serious(adjective, tough, rational, straightforward, sober) | |
| sober(adjective, calm, cool, tough, rational) | |
| stupid(dull, slow, unresponsive, lethargic) | |
| thick-skinned(adjective, detached, unresponsive, laid-back) |
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| APA | Smart Define. (2015). phlegmatic thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/phlegmatic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "phlegmatic thesaurus" https://smartdefine.org/phlegmatic/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, phlegmatic thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/phlegmatic/thesaurus/synonyms>. |
| MLA | Smart Define. "phlegmatic thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/phlegmatic/thesaurus/synonyms> |