*mtbenu unattested未見語料√ tbenutbenu + m-agent focus主事焦點future未來式immediate近即將以土填補（近期）about to fill in with earth; will fill in with earth (soon)root詞根√ tbenuAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式—tbneyantbneun*stbenuPRET過去式*tmnbenu*tnbneantnbenuⓝ*sntbenuFUT未來式*mptbenuDIST遠*mtbenuIMMED近*ttbnean*ttbneun—IMP命令式tbenu—tbnei*tbnani