兄妹 きょうだい喧嘩 けんかじゃなかったです
kyōdaikenkajanakattadesu

Noun
Desu Copula

The polite, past negative form of 兄妹喧嘩

1. It wasn't a sibling quarrel.; They weren't fighting as siblings.

Past/Perfective
Negative
Polite
Casual Register