*snkdira unattested未見語料√ kdirakdira + sn-instrumental focus工具焦點preterite過去式曾用來記取教訓的what was used to learn a lessonroot詞根√ kdiraAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式mdira*kdraankdraun*skdiraPRET過去式*kmndira*kndraan*kndira*snkdiraFUT未來式*mpkdiraDIST遠*mkdiraIMMED近*kkdraan*kkdraun—IMP命令式——kdrai*kdraniderived 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pkdira———