任性

HSK 7-9

rènxìng

capricious; act according to one's whims; arbitrary

别太任性

bié tài rènxìng

Don't be too impulsive.

他做事很任性

tā zuòshì hěn rènxìng

He acts impulsively.

任性一次

rènxìng yí cì

Have a little fun once.