昆こん孫そん

noun

sixth-generation descendant; great-great-great-great-grandchild

A formal genealogical term for a descendant six generations removed. Rare in everyday conversation; typically encountered in historical or family-registry contexts.

• 彼かれはあの武ぶ将しょうの昆こん孫そんにあたるそうです。

  He is said to be a sixth-generation descendant of that warlord.