First-class mail and First class

Similar meaning terms

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

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First class is a synonym for first-class mail. In some cases you can use "First class" instead a noun phrase "First-class mail".

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

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First-class mail is a synonym for first class. You can use "First-class mail" instead a noun phrase "First class".

Cite this Source

First class and First-class mail. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/first-class_mail/first_class

First-class mail & First class. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/first-class_mail/first_class>.

First class or First-class mail. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/first-class_mail/first_class.