専断 せんだん横行 おうこうじゃなかったです
sendan ōkōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 専断横行

1. Wasn't acting arbitrarily.; Wasn't acting autocratically.; Wasn't acting without consulting others.

Past/Perfective
Negative
Polite
Casual Register