曾遊[souyuu] former visit
曾て[katte] once
曾祖父[sousofu] great-grandfather
曾祖母[sousobo] great-grandmother
未曾有[mizou] unprecedented

曾孫[himago] great-grandchild
木曾川[kisogawa] river in Gifu Prefecture
伊曾保物語[isohomonogatari] Aesop's Fables (published initially by the Jesuits in 1593)
未だ曾て[imadakatsute] not until now (with neg. verb)

垂迹[suijaku] temporary manifestation by a buddha (in order to save people)
筆迹[hisseki] handwriting
真迹[shinseki] true autograph

事迹[jiseki] evidence
本地垂迹説[honjisuijakusetsu] manifestation theory (holding that Shinto gods are manifestations of buddhas)
迹門[shakumon] first half of the Lotus Sutra, in which the Buddha appears as a spatiotemporally restricted being