rirni -rir- gismu

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

See also rorci, mamta, patfu, sidju, dzena, famti, verba, bersa.

In notes:

bersa
x1 is a son of mother/father/parents x2 [not necessarily biological].
dzena
x1 is an elder/ancestor of x2 by bond/tie/degree x3; x1's generation precedes x2's parents.
famti
x1 is an aunt/uncle of x2 by bond/tie x3; x1 is an associated member of x2's parent's generation.
mamta
x1 is a mother of x2; x1 bears/mothers/acts maternally toward x2; [not necessarily biological].
patfu
x1 is a father of x2; x1 begets/sires/acts paternal towards x2; [not necessarily biological].
rorci
x1 engenders/procreates/begets x2 with coparent x3.
sidju
x1 helps/assists/aids object/person x2 do/achieve/maintain event/activity x3.
verba
x1 is a child/kid/juvenile [a young person] of age x2, immature by standard x3.
selrirni
x2=r1 is a parent of/raises/rears x1=r2; x2=r1 mentors/acts parental toward child/protege x1=r2.
teryrorci
x3=r1 engenders/procreates/begets x2=r2 with coparent x1=r3.