筋違 すじちがいじゃありませんでした
sujichigaijārimasendeshita

Noun
Desu Copula
na-Adjective
no-Adjective

The polite, past negative form of 筋違い

1. Wasn't a mismatch.; Wasn't a mistake.; Wasn't wrong.

Past/Perfective
Negative
Polite
Terminal Form