Nonfunctional and Reasonable

Opposite meaning words

Nonfunctional adjective - Not being in working order.

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Reasonable adjective - According to the rules of logic.

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Nonfunctional is an antonym for reasonable.

Cite this Source

Reasonable and Nonfunctional. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/nonfunctional/reasonable

Nonfunctional & Reasonable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/nonfunctional/reasonable>.

Reasonable or Nonfunctional. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/nonfunctional/reasonable.

Google Ngram Viewer shows how "nonfunctional" and "reasonable" have occurred on timeline