agriculture vs social class

agriculture and social class both are nouns.

Word	Noun	Adjective	Verb	Adverb
agriculture	Yes	No	No	No
social class	Yes	No	No	No

As nouns, social class is a hypernym of agriculture; that is, social class is a word with a broader meaning than agriculture:

agriculture: the class of people engaged in growing food
social class: people having the same social, economic, or educational status

Other hypernyms of agriculture include class, socio-economic class, stratum.

agriculture (noun)	social class (noun)
the practice of cultivating the land or raising stock	people having the same social, economic, or educational status
a large-scale farming enterprise
the class of people engaged in growing food