First class and Reasonable

Opposite meaning terms

First class noun - Mail that includes letters and postcards and packages sealed against inspection.

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Reasonable is an antonym for first class in profuse topic.

Reasonable adjective - According to the rules of logic.

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First class is an antonym for reasonable.

Cite this Source

Reasonable and First class. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/first_class/reasonable

First class & Reasonable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/first_class/reasonable>.

Reasonable or First class. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/first_class/reasonable.

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