資性 しせい端正 たんせいではありませんでした
shiseitanseidewārimasendeshita

Noun
Desu Copula
na-Adjective

The polite, past negative form of 資性端正

1. Was not of noble character.; Was not well-bred.; Was not of good upbringing.

Past/Perfective
Negative
Polite
Formal Register