chaos

noun6

1. •
   a state with no order at all, in which everything is confused

   • After the earthquake, the local hospital was in chaos
2. •
   A behavior of iterative nonlinear systems in which arbitrarily small variations in initial conditions become magnified over time.
3. •
   The unordered state of matter in classical accounts of cosmogony.
4. •
   One of the two metaphysical forces of the world in some fantasy settings, as opposed to law.
5. •
   (no longer used) A vast chasm or abyss.
6. •
   (no longer used, rare) A given medium; a space in which something exists or lives; an environment.

noun2

1. •
   Initialism of congenital high airway obstruction syndrome.
2. •
   (slang) Initialism of can't have anyone over syndrome.