事故 じこ渋滞 じゅうたいじゃなかったです
jikojūtaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 事故渋滞

1. It wasn't accident-related traffic.; It wasn't traffic caused by an accident.

Past/Perfective
Negative
Polite
Casual Register