Cool
Smooth
Smooth adjective - Having or showing very polished and worldly manners.
Usage example: a smooth salesman of expensive jewelry
Cool is a synonym for smooth in make peace topic. Sometimes you can use "Cool" instead the word "Smooth" as an adjective or a verb.
Both words in one sentence
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While this is supposed to be cool and smooth, it generally winds up being hilariously ridiculous and cliched.
Source: Narm / Live-Action TV - Always smooth and cool, even when he's about to chomp on a hapless fast food employee (that he'd cheerfully conversed with just a few seconds before).
Source: Affably Evil / Live-Action TV - It's very easy to get totally trashed without noticing how much alcohol you're consuming because it goes down icy cool and smooth.
Source: Unsuspectingly Soused
Cite this Source
Smooth and Cool. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/cool/smooth
Cool & Smooth. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/cool/smooth>.
Smooth or Cool. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/cool/smooth.
Google Ngram Viewer shows how "cool" and "smooth" have occurred on timeline