| 可以 | kě yǐ | can; may; possible; able to |
| 所以 | suǒ yǐ | therefore; as a result; so |
| 以后 | yǐ hòu | after; later; afterwards; following; later on; in the future |
| 以及 | yǐ jí | as well as; too; and |
| 以上 | yǐ shàng | more than; above; over; the above-mentioned |
| 以来 | yǐ lái | since (a previous event) |
| 以前 | yǐ qián | before; formerly; previous; ago |
| 以为 | yǐ wéi | to believe; to think; to consider; to be under the impression |
| 加以 | jiā yǐ | in addition; moreover; (before polysyllabic verb) to handle it; to deal with (the subject just mentioned) |
| 以下 | yǐ xià | below; under; following |
| 以外 | yǐ wài | apart from; other than; except for; external; outside of |
| 以便 | yǐ biàn | so that; so as to; in order to |
| 以免 | yǐ miǎn | in order to avoid; so as not to |
| 以至 | yǐ zhì | down to; up to; to such an extent as to... (also written 以至于) |
| 以致 | yǐ zhì | to such an extent as to; down to; up to |
