breakup

describes the end of a romantic relationship

a breakup that causes a lot of emotional pain

an unpleasant or difficult end to a relationship

a breakup involving a lot of arguments and emotional distress

synonymous with marital breakup

describes the dissolution of a family unit

refers to the end of a marriage

to experience a breakup

for events or actions to result in the end of a relationship

to be the reason for the end of a relationship

to manage to deal with the difficult period of a breakup

to continue to live or exist after a difficult breakup

to be the person who starts the process of ending a relationship