First class and Not good

Opposite meaning terms

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

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Not good is an antonym for first class in fine topic.

Definitions of First class not found.

First class is an antonym for not good.

Cite this Source

Not good and First class. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/first_class/not_good

First class & Not good. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/first_class/not_good>.

Not good or First class. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/first_class/not_good.

Google Ngram Viewer shows how "first class" and "not good" have occurred on timeline