ca'a CAhA -caz- cmavo

modal aspect: actuality/ongoing event.

On affix form:

cabra
x1 is apparatus/mechanism/device/equipment for function x2 controlled/[triggered] by x3 (agent).

In notes:

cabna
x1 is current at/in the present of/during/concurrent/simultaneous with x2 in time.
cazyfau
f1 is actual (existing in act or reality, not just potentially).