Collocations for chaotic - adj.

appear, be, look, seem
Things often appear chaotic to the outsider.

become, get
Things have been getting chaotic in the office recently.

extremely, fairly, very, etc.
It was really chaotic just before the show started.

increasingly
a little, slightly, etc.
Things can be a little chaotic in our house.

Chaotic is used with these nouns:
mess, mixture, situation, world