*mprqeraq unattested未見語料√ rqeraqrqeraq + mp-agent focus主事焦點future未來式distant遠將要使倒下（遠期）will knock down (sometime later)root詞根√ rqeraqAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式mrqeraqtqraqan—*srqeraqPRET過去式*rmnqeraq—*rnqeraq*snrqeraqFUT未來式*mprqeraqDIST遠———IMP命令式rqeraq———derived stems衍生詞幹AF主事焦點LF處所焦點PF受事焦點IF工具焦點CAUS使動ptqeraq———