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

Noun
Desu Copula

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

1. Probably a verb taking a same-species object.; Likely an auto-benefactive verb.

Polite
Presumptive
Conjecture
Linguistics