*snpesak unattested未見語料√ spesakspesak + ⟨n⟩patient focus受事焦點preterite過去式扇子過的；已把…扇子what was fanned; fanned itroot詞根√ spesakAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式smpesak——*sspesakPRET過去式*smnpesak—*snpesak*snspesakFUT未來式*mpspesakDIST遠*mspesakIMMED近———