曾そう祖そ母ぼMeaningsNoun1. great-grandmother; great-grandmaOther spellings曽そう祖そ母ぼ0%Other readings曾祖母ひいばば曾ひ祖母ばば曾祖母ひおおば曽祖母ひいばば曽ひ祖母ばば曽ひ祖母おおばKanji used曾formerly [old]祖grandparent母motherKanji in other spellings曽great (grandparent or grandchild)Pitch accentそうそぼComposed of曾そうgreat (i.e. great-grandson, great-grandmother)Prefix祖そ母ぼgrandmotherNoun