ひとりよがりじゃなかったです
hitoriyogarijanakattadesu

Noun
Desu Copula
na-Adjective
no-Adjective

The polite, past negative form of 独りよがり

1. Wasn't self-absorbed.; Wasn't selfish.; Wasn't one-sided.

Past/Perfective
Negative
Polite
Casual Register