| 理论HSK 5 | lǐ lùn | theory; Classifiers: 个 ; to argue; to take notice of | |
| 讨论HSK 4 | tǎo lùn | to discuss; to talk over; Classifiers: 个 | |
| 无论HSK 4 | wú lùn | no matter what or how; regardless of whether... | |
| 评论HSK 6 | píng lùn | to comment on; to discuss; comment; commentary; Classifiers: 篇 | |
| 舆论HSK 6 | yú lùn | public opinion |
| 论语 | lún yǔ | The Analects of Confucius 孔子 | |
| 法论功 | fǎ lún gōng | erroneous variant of 法輪功 |法轮功 , Falungong (proscribed Chinese spiritual practice) | |
| 图论 | tú lún | graph theory (math.) |
| 1 | I'm writing my thesis right now. | |
| 2 | We gather together to discuss issues. | |
| 3 | I need to revise this paper. | |
| 4 | They are discussing the issue in the middle. | |
| 5 | We never discuss political issues. |