filiation
Concise Oxford English Dictionary © 2008 Oxford University Press:
filiation /ˌfɪlɪˈeɪʃ(ə)n/
▶noun
- 1 the fact of being the child of a particular parent or parents.
- 2 the relation of one thing to another from which it is derived or descended.
– origin ME: from Fr., from eccles. L. and med. L. filiatio(n-), from L. filius ‘son’, filia ‘daughter’.
'filiation' also found in these Oxford entries:

