confusion, turmoil, disorder
If someone is imperturbable, they are always calm and not easily upset or disturbed by any situation, even dangerous ones.
Something that is turbid, such as water, is muddy or cloudy because it has lots of small pieces of matter or dirt in it.
When you perturb another person, you greatly disturb or upset her.
Turbulence describes a state of extreme disorder or confusion; it can also refer to unpredictable wind currents.
When you disturb someone, you trouble, interrupt, or upset them in some way.
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