家督

(1)an inheritance coming by right of birth (especially by primogeniture)

(2)生まれながらに相続する権利を持つ相続財産（特に長子相続による）

(3)a right or privilege that you are entitled to at birth; "free public education is the birthright of every American child"

(4)生まれながらに資格がある権利、特典

(5)personal characteristics that are inherited at birth

(6)生まれながら遺伝的に受け継がれた個人の特性

(7)that which is inherited; a title or property or estate that passes by law to the heir on the death of the owner

(8)受け継がれるそれ

(9)所有者の死に際して相続人に法律を見過ごすタイトルまたは資産または地所