高祖 こうそ頭巾 ずきんではありませんでした
gokōsozukindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 御高祖頭巾

1. Was not my great-great-grandfather's head covering.; Was not a head covering belonging to my great-great-grandfather.

Past/Perfective
Negative
Polite
Formal Register