The verb /su/tu/: a Movement in Meaning
Siye verb roots, when combined with the directional and converbal suffixes, and the detransitivizing reflexive prefix, are remarkably flexible; from the root /su/tu/ 'to move', we derive:
/lesupuma/ 'I move' /letupuma/ 'I moved'
/lesuputuma/ 'I come' /letuputuma/ 'I came'
/lesupusuma/ 'I go' /letupusuma/ 'I went'
/lesupukima/ 'I wander' /letupukina/ 'I wandered'
/lesupunama/ 'I ascend' /letupunama/ 'I ascended'
/lesupunuma/ 'I descend' /letupunuma/ 'I descended'
/elesupusumma/ 'I shake it' /eletupusumna/ 'I shook it'
/pelesupusumtuma/ 'I summon you' /peletupusumtuna/ 'I summoned you'
/pelesupusumsuma/ 'I send you' /peletupusumtuna/ 'I sent you'
/pelesupusumkima/ 'I banish you/ /peletupusumkina/ 'I banished you'
/elesupusumnama/ 'I lift it' /peletupusumnama/ 'I lifted it'
/pelesupusumnuma/ 'I hold you down' /peletupusumnuma/ 'I held you down'
/umlesupusumma/ 'I disobey' /umletupusumna/ 'I disobeyed' (takes ablative of person disobeyed)
/umlesupusumtuma/ 'I compose myself' /umletupusumna' 'I composed myself'
/umlesupusumsuma/ 'I go myself' /umletupusumsuma/ 'I went myself'
/umlesupusumkima/ 'I flee' /umletupusumkina/ 'I fled' (takes ablative of location)
/umlesupusumnama/ 'I get up' /umletupusumnana/ 'I got up' (takes ablative of location)
/umlesupusumnuma/ 'I remain still' /umletupusumnuna/ 'I remained still' (takes locative of location)
If we go further and take the forms /lesupusuma/ 'I go' /letupusuma/ 'I went', we can derive the open list of forms listed below. Note that some converbal suffixes take specific aspects and moods, and that negative forms of a verb do not always correspond one-to-one with the positive forms.
/ilesupummusuma/ 'I allow him to go' /iletupummusuna/ 'I allowed him to go' /ilesupummusumu/ 'I hinder him from going' /iletupummusunu/ 'I hindered him from going'
/ilesupunumusuma/ 'I authorize him to go' /iletupunumusuna/ 'I authorized him to go' /ilesupummusumu/ 'I forbid him from going' /iletupummusunu/ 'I forbade him from going'
/lesupulikesuma/ 'I will fail to go' /letupulikesuna/ 'I failed to go'
/lesupulosuma/ 'I practice going' 'I plan a trip' /letuputesuna/ 'I practiced going' 'I planned a trip' (takes allative and ablative of location(s))
/lesupulotesuma/ 'I pretended to go' /letupulotesuna/ 'I pretended to go' /esupulotesumu/ 'I really will go' /letupulotesunu/ 'I really did go'
/lesupunamsuma/ 'I begin to go' (no perfective form)
/lesupunimsuma/ 'I go well' 'I am prepared' /letupunimtuma/ 'I went well' 'I have prepared'
/lesulonisuma/ 'we will go together' /letulonisuna/ 'we went together'
/lesuputamsuma/ 'I continuously go' (no imperfective form; sometimes used as a strengthened form of /lesupusuma/)
/lesuputekasume/ 'l should/would like to go' /letuputekasune/ 'I should have go/would have liked to go'
/lesupuwisume/ 'I must go' /lesuputosume/ 'I must not go'
/lesupuyamsuma/ 'I can go' /letupuyamsuna/ 'I could go'
/lesupuyosasume/ 'I allegedly will go' /letusupuyosasune/ 'I allegedly went'
/lesuputesuma/ 'I want to go' (no perfective form)
/letupukasuna/ 'I have resolved to go' (no imperfective form) 'I have packed' (takes comitative of luggage)
/letupunemesuna/ 'I stopped going' (no imperfective form)
/lesupuma/ 'I move' /letupuma/ 'I moved'
/lesuputuma/ 'I come' /letuputuma/ 'I came'
/lesupusuma/ 'I go' /letupusuma/ 'I went'
/lesupukima/ 'I wander' /letupukina/ 'I wandered'
/lesupunama/ 'I ascend' /letupunama/ 'I ascended'
/lesupunuma/ 'I descend' /letupunuma/ 'I descended'
/elesupusumma/ 'I shake it' /eletupusumna/ 'I shook it'
/pelesupusumtuma/ 'I summon you' /peletupusumtuna/ 'I summoned you'
/pelesupusumsuma/ 'I send you' /peletupusumtuna/ 'I sent you'
/pelesupusumkima/ 'I banish you/ /peletupusumkina/ 'I banished you'
/elesupusumnama/ 'I lift it' /peletupusumnama/ 'I lifted it'
/pelesupusumnuma/ 'I hold you down' /peletupusumnuma/ 'I held you down'
/umlesupusumma/ 'I disobey' /umletupusumna/ 'I disobeyed' (takes ablative of person disobeyed)
/umlesupusumtuma/ 'I compose myself' /umletupusumna' 'I composed myself'
/umlesupusumsuma/ 'I go myself' /umletupusumsuma/ 'I went myself'
/umlesupusumkima/ 'I flee' /umletupusumkina/ 'I fled' (takes ablative of location)
/umlesupusumnama/ 'I get up' /umletupusumnana/ 'I got up' (takes ablative of location)
/umlesupusumnuma/ 'I remain still' /umletupusumnuna/ 'I remained still' (takes locative of location)
If we go further and take the forms /lesupusuma/ 'I go' /letupusuma/ 'I went', we can derive the open list of forms listed below. Note that some converbal suffixes take specific aspects and moods, and that negative forms of a verb do not always correspond one-to-one with the positive forms.
/ilesupummusuma/ 'I allow him to go' /iletupummusuna/ 'I allowed him to go' /ilesupummusumu/ 'I hinder him from going' /iletupummusunu/ 'I hindered him from going'
/ilesupunumusuma/ 'I authorize him to go' /iletupunumusuna/ 'I authorized him to go' /ilesupummusumu/ 'I forbid him from going' /iletupummusunu/ 'I forbade him from going'
/lesupulikesuma/ 'I will fail to go' /letupulikesuna/ 'I failed to go'
/lesupulosuma/ 'I practice going' 'I plan a trip' /letuputesuna/ 'I practiced going' 'I planned a trip' (takes allative and ablative of location(s))
/lesupulotesuma/ 'I pretended to go' /letupulotesuna/ 'I pretended to go' /esupulotesumu/ 'I really will go' /letupulotesunu/ 'I really did go'
/lesupunamsuma/ 'I begin to go' (no perfective form)
/lesupunimsuma/ 'I go well' 'I am prepared' /letupunimtuma/ 'I went well' 'I have prepared'
/lesulonisuma/ 'we will go together' /letulonisuna/ 'we went together'
/lesuputamsuma/ 'I continuously go' (no imperfective form; sometimes used as a strengthened form of /lesupusuma/)
/lesuputekasume/ 'l should/would like to go' /letuputekasune/ 'I should have go/would have liked to go'
/lesupuwisume/ 'I must go' /lesuputosume/ 'I must not go'
/lesupuyamsuma/ 'I can go' /letupuyamsuna/ 'I could go'
/lesupuyosasume/ 'I allegedly will go' /letusupuyosasune/ 'I allegedly went'
/lesuputesuma/ 'I want to go' (no perfective form)
/letupukasuna/ 'I have resolved to go' (no imperfective form) 'I have packed' (takes comitative of luggage)
/letupunemesuna/ 'I stopped going' (no imperfective form)