not have the heart to

Be unable to bring oneself to say or do something, as in He didn't have the heart to tell her the cat had died. [Mid-1600s] Also see have a heart.

Name	Pronounced	Usage
Anaitis	-	Persian Mythology (Hellenized)
Leofwine	-	Anglo-Saxon
Gibbs	[gibz]
Vasilisa	vah-see-LEE-sah	Russian
Eliza	[i'laizə]
Gertrud	GER-troot (German)	German, Ancient Germanic