Confuse swaying steps with splits (5)

I believe the answer is:

addle

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'confuse' is the definition.
(addling is a kind of confusing)

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

(Other definitions for addle that I've seen before include "becomes muddled" , "Make confused - go bad" , "Go rotten" , "Mix up or confuse" , "Confuse; go off" .)

I've seen this clue in The Independent.

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