Return Spooner's worthless crap (8)

I believe the answer is:

comeback

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'return' is the definition.
(synonyms)

I don't understand the remainder of the clue.

(Other definitions for comeback that I've seen before include "rejoinder" , "Make a . . . . . . . . - return to the fray" , "return appearance" , "A return to prominence" , "Revival" .)

I've seen this clue in The Independent.

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