Are not still in a tumult (4)

I believe the answer is:

stir

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'tumult' is the definition.
(I know that stir is a type of tumult)

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for stir that I've seen before include "Rotate spoon" , "Arouse (a memory)" , "Excitement" , "Move; wake" , "Agitate - disturbance" .)

I've seen this clue in the Evening Standard.

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