Biased
Biased adjective - Inclined to favor one side over another.
Unreasonable and biased are semantically related in prejudiced topic. In some cases you can use "Unreasonable" instead an adjective "Biased".
Unreasonable
Unreasonable adjective - Having no basis in reason or fact.
Biased and unreasonable are semantically related in prejudiced topic. Sometimes you can use "Biased" instead an adjective "Unreasonable", if it concerns topics such as irrational, not logical or sensible.
Mutual synonyms
Cite this Source
Unreasonable and Biased. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/biased/unreasonable
Biased & Unreasonable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/biased/unreasonable>.
Unreasonable or Biased. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/biased/unreasonable.
Google Ngram Viewer shows how "biased" and "unreasonable" have occurred on timeline