Cool
Cool adjective - Having or showing a lack of friendliness or interest in others.
Unfazed and cool are semantically related. in calm topic. In some cases you can use "Unfazed" instead an adjective "Cool", when it comes to topics like unflappable. informal substitute
Unfazed
Mutual synonyms
Both words in one sentence
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While other clients were easily hypnotised Asterix remains cool and unfazed and distracts the hypnotist by asking him silly questions which break the man's concentration.
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Not So Stoic: Rinne appears cool and unfazed by anything supernatural... though the emptiness of his wallet never fails to bring him to absolute despair.
Source: Manga / RIN-NE -
For a character who's cool, calm and unfazed (but no less professional and serious) it is done with periods, sometimes to show being serious, others to show whomever just used the exclamation points that they're not impressed.
Source: Punctuated! For! Emphasis!
Cite this Source
Unfazed and Cool. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/cool/unfazed
Cool & Unfazed. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/cool/unfazed>.
Unfazed or Cool. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/cool/unfazed.
Google Ngram Viewer shows how "cool" and "unfazed" have occurred on timeline