Someone (machi-) considers someone as his parent.
Machiinyapwan iyaw adekey dyirad nakahap sya.
The child considers those who raised him [Lit. 'took him in'] as his parents.
inyaynyapwan
Parents of different families.
Nawriw inpatawid dan inyaynyapwan da saw.
That is what their parents bequeathed (to their children).
Sino iyaw inyaynyapwan dan adedekey saw kaychi a nangay dya?
Who are the parents of the children who were here earlier?
kaynapwan
A grandchild.