HSK 6
Correct

狠心

/ hěnxīn / 
Strokes

Definition

callous/heartless

Example

As a Verb

make a painful decision; harden one's heart

1
Hěnxīn
狠心
jièyān
戒烟

make up one's mind to stop smoking

As an Adjective

cruel-hearted; heartless; merciless

2
Nǐ
你
yě
也
tài
太
hěnxīn
狠心
le
了
  
!

You are so heartless!