origin
US /ˈɔːr.ə.dʒɪn/
UK /ˈɔːr.ə.dʒɪn/

1.
the point or place where something begins, arises, or is derived
:
•
The river's origin is in the mountains.
•
What is the origin of this tradition?
2.
the fact of being descended from a particular ancestor, family, or country
:
•
She is of Irish origin.
•
His family's origin can be traced back to ancient China.