First class and Unsatisfactory

Opposite meaning terms

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

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Unsatisfactory is an antonym for first class in pleasant topic.

Unsatisfactory adjective - Falling short of a standard.

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First class is an antonym for unsatisfactory.

Nearby Word: unsatisfactorily

Cite this Source

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

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

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

Google Ngram Viewer shows how "first class" and "unsatisfactory" have occurred on timeline