*snslau unattested未見語料√ slauslau + sn-instrumental focus工具焦點preterite過去式曾用來梳子的what was used to combroot詞根√ slauAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式smlau——*sslauPRET過去式*smnlau—*snlau*snslauFUT未來式*mpslauDIST遠*mslauIMMED近———