| 該 | [ gaī ] should, ought to, probably, must be, to deserve, to owe, to be sb's turn to do sth, that, the above-mentioned |
| 該亞 | [ gaī yà ] Gaea, the Earth Goddess and mother of the Titans |
| 該博 | [ gaī bó ] erudite, broad and profound, learned |
| 該應 | [ gaī yīng ] should |
| 該死 | [ gaī sǐ ] Damn it!, damned, wretched |
| 該當 | [ gaī dāng ] should, to deserve |
| 該隱 | [ gaī yǐn ] Cain (name), Cain (biblical character), a figure of Judeo-Christian-Muslim mythology |
| ⇒ 不該 | [ bù gaī ] should not, to owe nothing |
| ⇒ 亞該亞 | [ yà gaī yà ] Achaia |
| ⇒ 合該 | [ hé gaī ] ought to, should |
| ⇒ 哈該書 | [ hā gaī shū ] Book of Haggai |
| ⇒ 應該 | [ yīng gaī ] ought to, should, must |
| ⇒ 應該的 | [ yīng gaī de ] you're most welcome, sure thing!, I did what I was supposed to do |
| ⇒ 撒都該人 | [ sā dū gaī rén ] Sadducees |
| ⇒ 活該 | [ huó gaī ] (coll.) serve sb right, deservedly, ought, should |
| ⇒ 米該亞 | [ mǐ gaī yà ] Micah |