同族 どうぞく目的 もくてき 動詞 どうし でしょう
dōzokumokutekigodō shikudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 同族目的語動詞句

1. Probably a same-group object verb phrase.

Polite
Presumptive
Conjecture
Linguistics