胤たね

noun

offspring; issue; paternal blood

Refers to one's child or descendant, often with a focus on lineage or bloodline. Somewhat formal or literary.

• 彼かれは高こう貴きな胤たねを残のこした。

  He left behind noble offspring.

• この家か系けいの胤たねは絶たえてしまった。

  The lineage of this family has died out.