文脈 ぶんみゃく依存 いぞん文法 ぶんぽうでしょう
bun myakuizombumpōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 文脈依存文法

1. Probably.; It depends on context.

Polite
Presumptive
Conjecture
Computing