peasantry vs social class

peasantry and social class both are nouns.

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

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

peasantry: the class of peasants
social class: people having the same social, economic, or educational status

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

peasantry (noun)	social class (noun)
the class of peasants	people having the same social, economic, or educational status