晩熟 ばんじゅくじゃなかったです
banjukujanakattadesu

Noun
Desu Copula
na-Adjective
no-Adjective

The polite, past negative form of 晩熟

1. Wasn't late-maturing.; Didn't mature late.

Past/Perfective
Negative
Polite
Casual Register