?bury the hatchet (with)
= to agree to stop arguing about something and become friends
?make it up (with)
= to become friendly with someone again after you have had an argument
Informal, British
?make up (with)
= become friendly with someone again after you have had an argument
informal
?get back together (with)
=to start having a relationship again, especially a romantic relationship.
?patch things up (with)
=to end an argument because you want to stay friendly with someone