あぶらむしじゃなかったです
油虫じゃなかったです
aburamushijanakattadesu

Noun
Desu Copula

The polite, past negative form of あぶらむし

1. Wasn't an oil bug.; Wasn't a grease monkey.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana