Antonyms for the phrase "has a get-together" include avoiding, disbanding, separating, scattering, and dispersing. Avoiding refers to actively choosing not to gather, while disbanding indicates a group that is breaking up or disintegrating. Separating means moving apart physically or socially, while scattering involves members of a group spreading out in different directions. Finally, dispersing suggests a group moving away from each other or ending altogether. These antonyms highlight the importance of social interaction and the ways in which we depend on each other for support, connection, and community.