仍じょう孫そん

noun

seventh-generation descendant; great-great-great-great-great-grandchild

A highly specific genealogical term referring to a descendant seven generations removed. Extremely rare in everyday language; mostly encountered in historical or family record contexts.

• 系けい図ずによると、彼かれはあの武ぶ将しょうの仍じょう孫そんにあたるらしい。

  According to the family tree, he seems to be the seventh-generation descendant of that warlord.