ancestral       
adjective [ before noun ] uk/ænˈses.trəl/ us/ænˈses.trəl/
 祖先的,祖传的
relating to members of your family from the past
  an ancestral home 祖屋 
 ancestral rights 祖传权益 
 See: ancestor
 - More examples
- Her musical gifts are a kind of ancestral heritage passed to her from her grandmother.
- They had long planned to visit the family's ancestral homeland in the Philippines.
- Immigrants worry that their children will lose their ancestral tongue and values.
- The family has an ancestral tie to the Mohegan people through their maternal grandfather.