Entry record from Schapper (2020): Wersing Peitoko
kapo[ˈkapo]
• adv. lest; may it not; avoidative marking construction.jangan sampai.
Naida kapo npang gei.May I not die., Jangan sampai saya mau mati.
Kapo tamsing gei.May we not get hungry., Jangan sampai kita lapar.
Saku mei poko kapo gaida irainapa!May the old woman not be mad., Jangan sampai mama tua gila.
Grammatical note: This item occurs in the clause in a position that is preverbal. It appears to always be accompanied by a postverbal marker such as gei or apa.
See also: sning
Source: Hans Retebana