*sstmaun unattested未見語料√ stamastama + RED + -unpatient focus受事焦點future未來式一定要把…駐足（強調意圖）will stop and stand it, for certain (emphatic intention)root詞根√ stamaAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式*smtama—stmaun*sstamaPRET過去式*smntama*sntmaan*sntama*snstamaFUT未來式*mpstamaDIST遠*mstamaIMMED近*sstmaan*sstmaun—IMP命令式stama—*stmai*stmani