Aristocracy: Aristocracy refers to a ruling class composed of noble families who hold hereditary titles and privileges due to birthright.
Peasantry: Peasantry refers to the common people engaged in agricultural labor or farming activities within feudal societies. They usually have limited rights and are at the lower end of the social hierarchy.
Merchants: Merchants were individuals engaged in trade and commerce. In some societies, they occupied a middle position between the nobility and commoners, but their status varied depending on the specific society.