Smooth
Tranquil
Tranquil adjective - Free from emotional or mental agitation.
Usage example: though she should have been upset, she felt oddly tranquil upon learning that she would not be receiving the scholarship
Smooth is a synonym for tranquil in characterisitc topic. You can use "Smooth" instead the word "Tranquil" as an adjective or a verb, if it concerns topics such as quiet. popular alternative
Nearby Word: tranquilly
Mutual synonyms
Both words in one sentence
- In Portal 2, this happens to the smooth jazz soundtrack that plays during one of the tests "to help you remain tranquil in the face of almost certain death".
Source: Letting the Air Out of the Band - A pre-recorded message includes smooth jazz "to help you remain tranquil in the face of almost certain death".
Cite this Source
Tranquil and Smooth. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/smooth/tranquil
Smooth & Tranquil. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/smooth/tranquil>.
Tranquil or Smooth. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/smooth/tranquil.
Google Ngram Viewer shows how "smooth" and "tranquil" have occurred on timeline