First class and Incorrect

First class

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

Incorrect is an antonym for first class in most excellent topic.

Incorrect

Incorrect adjective - Having an opinion that does not agree with truth or the facts.

First class is an antonym for incorrect.

Nearby Words: incorrectness, incorrectly
Cite this Source
Incorrect and First class. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/first_class/incorrect
First class & Incorrect. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/first_class/incorrect>.
Incorrect or First class. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/first_class/incorrect.
Google Ngram Viewer shows how "first class" and "incorrect" have occurred on timeline