事大 じだい根性 こんじょうではありませんでした
jidaikonjōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 事大根性

1. Was not of a large-hearted/magnanimous nature.; Was not generous.; Was not big-hearted.

Past/Perfective
Negative
Polite
Formal Register