Deadpan
Deadpan adjective - Not expressing any emotion.
Humorless
Humorless adjective - Not joking or playful in mood or manner.
Both words in one sentence
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The Comically Serious: He's nowhere near humorless, but if he chooses to react to something in a deadpan tone of voice, the situation suddenly becomes even more hilarious.
Source: Lets Play / Manly Badass Hero -
Deadpan Snarker: Though completely humorless, Nicci has a tendency to make snarky remarks of black humor.
Source: Literature / Sword of Truth -
Humorless Aliens: Vulcans allegedly have no sense of humor, but they all seem to be Deadpan Snarkers anyway.
Source: Franchise / Star Trek
Cite this Source
Humorless and Deadpan. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/deadpan/humorless
Deadpan & Humorless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/deadpan/humorless>.
Humorless or Deadpan. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/deadpan/humorless.
Google Ngram Viewer shows how "deadpan" and "humorless" have occurred on timeline