filiation

noun

1. the state or fact of being a son or daughter; relation of a child to its parent
2. descent from or as from a parent; derivation
3. 1. the forming of a new branch of a society, etc.
   2. such a branch
4. Law the determination by a court of the paternity of a child

Origin: ME filiacion < OFr filiation < LL filiatio < L filius: see filial