noun
haggard from love; love-worn; worn out by love
Describes a state of emotional and physical exhaustion caused by romantic troubles or heartache. Often used in literary or poetic contexts.
失恋の末、彼女は恋疲れの表情を浮かべていた。
After the heartbreak, she wore a love-worn expression.
恋疲れで何も手につかない。
I'm so worn out by love that I can't focus on anything.