Speak of making a comeback, too (5)

I believe the answer is:

refer

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'speak' is the definition.
(thesaurus)

I cannot understand how the remainder of the clue works.

(Other definitions for refer that I've seen before include "Hand over for decision" , "Advert, mention" , "Make allusion, or turn to for information" , "Send or direct to a specialist" , "Advert, cite" .)

I've seen this clue in the Evening Standard.

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