芋掘 いもほ坊主 ぼうずじゃなかったです
imohoribōzujanakattadesu

Noun
Desu Copula

The polite, past negative form of 芋掘り坊主

1. Wasn't a potato-digging monk.; Wasn't a child who dug potatoes.

Past/Perfective
Negative
Polite
Casual Register