生活 せいかつ基盤 きばんじゃなかったです
seikatsu kibanja nakattadesu

Noun
Desu Copula

The polite, past negative form of 生活基盤

1. Wasn't a livelihood.; Wasn't a basis for living.; Wasn't financially stable.

Past/Perfective
Negative
Polite
Casual Register