The phrase "dissolve into chaos" implies a state of disorder and confusion, which can be described in various ways. Some synonyms for this phrase include "descend into anarchy," "fall into disarray," "disintegrate into mayhem," and "crumble into pandemonium." Other possible words to describe chaos include "turmoil," "uproar," "tumult," "bedlam," and "havoc." To express the idea of a situation rapidly deteriorating, one might use "go off the rails," "spin out of control," or "become unhinged." Whether it's a personal or a societal breakdown, there are many ways to describe the feeling of chaos and confusion that can arise.