むかごじんまじゃありませんでした
零余子蕁麻じゃありませんでした
mukagojimmajārimasendeshita

Noun
Desu Copula

The polite, past negative form of むかごいらくさ

1. Was not zero remainder nettle.; Was not a useless/trivial thing.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana