| Word | Reading | Meaning |
| 曾 | ひい, ひ, そう | great (i.e. great-grandson, great-grandmother) |
| 曾て | かつて, かって | once, before, formerly, ever, former, ex-; never (with negative verb) |
| 曾遊 | そうゆう | former visit |
| 曾祖父 | そうそふ, ひいじじ, ひじじ, ひおおじ | great-grandfather, great-granddad, great-grandad |
| 曾祖母 | そうそぼ, ひいばば, ひばば, ひおおば | great-grandmother, great-grandma |
| 未曾有 | みぞう, みそう | unprecedented, unheard of |
| 曾孫 | ひまご, そうそん, ひいまご, ひこ, ひひこ, ひこまご | great-grandchild |
| 木曾川 | きそがわ | river in Gifu Prefecture |
| 伊曾保物語 | いそほものがたり | Aesop's Fables (published initially by the Jesuits in 1593) |
| 未だ曾て | いまだかつて | not until now (with neg. verb), never yet |