This would be called a break up.
According to Ofcom (In United Kingdom) the acceptable abandon rate is 3% of the Live Calls. A Live call is a connected call including amswer machines.
Derealization and depersonalization sindrom.
the cops
Call the police
It means to cancel a date or an appointment or a game.
You call it a relationship
Do not abandon your children. Do not abandon your dogs. Do not abandon me.
Many call signs would be perfect for a relationship. Some examples are "in love," "In a relationship," and "All mine."
A father and son relationship is called a paternal relationship.
You would call this "dating" or simply "a relationship." If you get married, you would call this a "marriage."
abandon
the one who did not abandon the child probally