- Definitions|3
- Thesaurus|2.5k
- Abbreviations|0
148 entries under serene topic. ×
| retired(adjective, shy, stable, peaceful, tranquil) | |
| secret(adjective, shy, stable, peaceful, tranquil) | |
| silky | |
| unanxious(adjective, shy, stable, peaceful, tranquil) | |
| unfrequented(adjective, shy, stable, peaceful, tranquil) | |
| uninterrupted(adjective, tranquil, undisturbed, unbroken) | |
| unwrinkled | |
| velvety |
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| APA | Smart Define. (2016). placid thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/placid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "placid thesaurus" https://smartdefine.org/placid/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, placid thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/placid/thesaurus/synonyms>. |
| MLA | Smart Define. "placid thesaurus" 29 February 2016. Web. 30 September 2026. <https://smartdefine.org/placid/thesaurus/synonyms> |