selrirni lujvo

x2=r1 is a parent of/raises/rears x1=r2; x2=r1 mentors/acts parental toward child/protege x1=r2.

se rirni

In notes:

paznu
x1 is a non-binary offspring/child of parent(s) x2 [not necessarily biological]; x1 is filial (but not a son or daughter).