First-class
First-class adjective - Of the very best kind.
Usage example: a first-class production of a classic American musical
Keen and first-class are semantically related. In some cases you can use "Keen" instead an adjective phrase "First-class".
Keen
Keen adjective - Of the very best kind.
Usage example: that new digital camera sure is keen
First-class and keen are semantically related. Sometimes you can use "First-class" instead an adjective "Keen".
Cite this Source
Keen and First-class. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/first-class/keen
First-class & Keen. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/first-class/keen>.
Keen or First-class. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/first-class/keen.
