貴族 きぞく階級 かいきゅうじゃなかったです
kizokukaikyūjanakattadesu

Noun
Desu Copula
no-Adjective

The polite, past negative form of 貴族階級

1. Wasn't aristocratic.; Wasn't of noble class.

Past/Perfective
Negative
Polite
Casual Register