Correct

心性

/ xīnxìng / 
Strokes

Definition

one's nature/temperament

Example

As a Noun

disposition; temperament

1
Xīnxìng
心性
kāilǎng
开朗

be of a cheerful disposition

2
Xīnxìng
心性
bù
不
zhēng
正

be of bad character

3
Táoyě
陶冶
xīnxìng
心性

cultivate the heart; refine the mind