へなちょこでわありませんでした
へな猪口ではありませんでした
henachokodewārimasendeshita

Noun
Desu Copula

The polite, past negative form of へなちょこ

1. Was not a poor sake cup.; Was not clumsy.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana