tag-team

listen to the pronunciation of tag-team
Английский Язык - Английский Язык
Performed by two or more people or groups working alternately

Both of them worked, so they practiced a sort of tag-team parenting, swapping mornings and afternoons when the kids weren’t in school.

Two people acting alternately to accomplish some task
{i} (Professional Wrestling) competition in which each team has two or more members that take turns wrestling (and change places by touching another team member's hand)
A team of two or more wrestlers who take turns competing against one of the wrestlers on another team, with the idle teammates waiting outside the ring until one of them is tagged by their competing teammate