生活 せいかつ年齢 ねんれいじゃなかったです
seikatsunenreijanakattadesu

Noun
Desu Copula

The polite, past negative form of 生活年齢

1. Wasn't living age.; Wasn't a living age.; Wasn't of age.

Past/Perfective
Negative
Polite
Casual Register