TRANQUIL Synonyms: 169 Similar and Opposite Words - Merriam-We…
https://www.merriam-webster.com/thesaurus/tranquil
WEBSynonyms for TRANQUIL: quiet, peaceful, serene, placid, restful, calm, hushed, quieted; Antonyms of TRANQUIL: loud, boisterous, tumultuous, raucous, noisy, …
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