1596430 jmdict A [id=2207665] ひ孫;曾孫;曽孫[ichi2];ひい孫 ひまご[ひ孫,曾孫,曽孫][ichi2];そうそん[曾孫,曽孫];ひいまご[曾孫,曽孫,ひい孫];ひこ[ひ孫,曾孫,曽孫];ひひこ[曾孫,曽孫][ok];ひこまご[曾孫,曽孫][ok] [1][n] great-grandchild