信心 (xìn xīn) means “confidence” | MotiTan Chinese Dictionary

More examples

在老师的鼓励下，学生们都很有信心。zài lǎo shī de gǔ lì xià xué shēng men dōu hěn yǒu xìn xīn

With the teacher's encouragement, the students all feel very confident.

A steady inner belief that gives a person a firm sense that an ability or outcome can be relied on.

自信zì xìn: A strong belief in one's own skills and decisions.
信任xìn rèn: A feeling of trust that allows another person to be relied on.

心里相信自己有能力或对某事有把握的状态。xīn lǐ xiāng xìn zì jǐ yǒu néng lì huò duì mǒu shì yóu bǎ wò de zhuàng tài

信 (xìn, "trust") + 心 (xīn, "heart") presents trust as an inward feeling, which develops into confidence in a person, ability, or outcome.

This noun can concern another person or a future result as well as personal ability, so its range is wider than confidence in oneself alone.