| 唯 | wéi | -ism; only; alone |
| 唯一 | wéi yī | only; sole |
| 唯物主义 | wéi wù zhǔ yì | materialism, philosophical doctrine that physical matter is the whole of reality |
| 唯心主义 | wéi xīn zhǔ yì | philosophy of idealism, the doctrine that external reality is a product of consciousness |
| 唯物论 | wéi wù lùn | the philosophy of materialism, doctrine that physical matter is the whole of reality |
| 唯心论 | wéi xīn lùn | philosophy of idealism, the doctrine that external reality is a product of consciousness |
| 唯恐 | wéi kǒng | for fear that; lest; also written 惟恐 |
| 唯独 | wéi dú | only; just (i.e. it is only that...); all except; unique |
| 唯利是图 | wéi lì shì tú | to seek nothing but profit (idiom); personal profit before everything; self-seeking |
| 唯一性 | wéi yī xìng | uniqueness |
| 唯唯诺诺 | wěi wěi nuò nuò | to be a yes-man |
| 唯恐天下不乱 | wéi kǒng tiān xià bù luàn | motivated by a desire to see the world in chaos; lest all under heaven's not in chaos and disorder |
| 唯意志论 | wéi yì zhì lùn | voluntarism; metaphysical view, esp. due to Schopenhauer 叔本华, that the essence of the world is willpower |
| 唯有 | wéi yǒu | only |
| 唯美 | wéi měi | aesthetics |
| 唯读 | wéi dú | read only (computing) |
