まぐさじゃありませんでした
楣じゃありませんでした
magusajārimasendeshita

Noun
Desu Copula

The polite, past negative form of まぐさ

1. Was not a lintel.; Was not unfortunate.; Was not a bad situation.

Past/Perfective
Negative
Polite
Terminal Form
Architecture
Usually Written in Kana