fil·i·a·tion /ˌfɪliˈeʃən/
  父子關係,分支,起源
  Fil·i·a·tion n.
  1. The relationship of a son or child to a parent, esp. to a father.
     The relation of paternity and filiation.   --Sir M. Hale.
  2. Law The assignment of a bastard child to some one as its father; affiliation.
  3. Descent from, or as if from, a parent; relationship like that of a son; as, to determine the filiation of a language.
  4.  One that is derived from a parent or source; an offshoot; as, the filiations are from a common stock.
  ◄ ►
  filiation
       n 1: the kinship relation between an individual and the
            individual's progenitors [syn: descent, line of
            descent, lineage]
       2: inherited properties shared with others of your bloodline
          [syn: ancestry, lineage, derivation]