rěn​xīn HSK7

have the heart to

忍心 rěn​xīn
have the heart to verb
To be hardhearted enough to do something; to steel oneself to perform a task (most commonly used in the negative to mean 'cannot bear to' or 'can't bring oneself to').

How could you have the heart to abandon such a cute puppy?

Frequency

Movie subtitles
3.70 per million appears in 2% of films
Written text
6.32 per million

Details

HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT