IDIOMS

Here are some idioms.

Aching heart: A feeling of sadness or pain that one has when love has been lost or has faded

Eat one's heart out: Felling negative emotions like jealousy, anguish or bitterness about something.

Follow one's heart: To do something according to one's felling.

Have a heart of stone: To be cold and unfriendly; showing no sympathy to others.
Heavy heart: A feeling of unhappiness or being weighed down with sorrow.