*mptduwa unattested未見語料√ tduwatduwa + mp-agent focus主事焦點future未來式distant遠將要正確(遠期)will correct (sometime later)root詞根√ tduwaAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式mtduwa——*stduwaPRET過去式*tmnduwa—*tnduwa*sntduwaFUT未來式*mptduwaDIST遠———