ca'au KOhA7 experimental cmavo

Refers to what is usually assumed to be the argument of tense tags when no explicit argument is given

Usually, pu ca'au means the same as pu ku. What ca'au refers to depends on the bridi operators before it.

In notes:

du'inxo
x1 becomes x2 (concrete); x1's current time slice stops existing and is replaced by x2