曽祖母(そうそぼ) そうそぼ noun great-grandmother formalfamily 1. great-grandmother The mother of one's grandfather or grandmother. 曽祖母(そうそぼ)は百歳(ひゃくさい)まで生(い)きた。 My great-grandmother lived to be a hundred. 曽祖母(そうそぼ)の着物(きもの)を大切(たいせつ)にしまってある。 My great-grandmother's kimono is carefully stored away. 曽祖母(そうそぼ)が書(か)いた日記(にっき)には、戦争中(せんそうちゅう)の暮(く)らしが細(こま)かく記(しる)されていた。 The diary my great-grandmother wrote recorded daily life during the war in detail. RegisterLike 祖母(そぼ), 曽祖母(そうそぼ) belongs to writing and formal speech about one's own family. In conversation people say ひいおばあさん or ひいおばあちゃん.Related words曽祖父(そうそふ): great-grandfather祖母(そぼ): grandmother曽孫(ひまご): great-grandchildWritingAlso written 曾祖母(そうそぼ), with the traditional form of the first kanji. Related Words Related: 曽祖父(そうそふ) (great-grandfather) Related: 曽孫(ひまご) (great-grandchild) general Added 2026.9.30 3:06 · Revised 2026.9.30 3:08 31000/31265_sousobo