親和 しんわ せい成熟 せいじゅくじゃなかったです
shinwaseiseijukujanakattadesu

Noun
Desu Copula

The polite, past negative form of 親和性成熟

1. Wasn't compatible.; Wasn't affable.; Wasn't well-suited.

Past/Perfective
Negative
Polite
Casual Register