羽毛 うもう恐竜 きょうりゅうじゃありませんでした
umōkyōryūjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 羽毛恐竜

1. Was not a feathered dinosaur.; Was not a dinosaur with feathers.

Past/Perfective
Negative
Polite
Terminal Form