他人 たにん あつかいじゃありませんでした
tanin'atsukaijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 他人扱い

1. Wasn't treating [them/him/her] as an outsider.; Wasn't dismissing [them/him/her].; Wasn't treating [them/him/her] like a stranger.

Past/Perfective
Negative
Polite
Terminal Form