Fair
Fair adjective - Marked by justice, honesty, and freedom from bias.
Usage example: a commanding officer who enjoyed the respect of his soldiers because his decisions were always fair
Unreasonable is an antonym for fair in topics: impartial, bright, mediocre, beautiful, light-complexioned.
Unreasonable
Unreasonable adjective - Not reasonable; not showing good judgment.
Both words in one sentence
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To be fair, that part wasn't entirely unreasonable since he had no real knowledge of the Decepticons beyond witnessing Starscream battle the Autobots.
- To be fair, it's not an entirely unreasonable belief.
Source: Stealth Mentor -
To be entirely fair, NORFORCE's training isn't an unreasonable thing for an Australian to learn given local weather conditions and teaches vital teamwork skills (again, mostly useful beccause of wethher conditions).
Source: The Spartan Way
Cite this Source
Unreasonable and Fair. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fair/unreasonable
Fair & Unreasonable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fair/unreasonable>.
Unreasonable or Fair. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fair/unreasonable.
Google Ngram Viewer shows how "fair" and "unreasonable" have occurred on timeline