Comparatively spicy foreign port (7)

I believe the answer is:

tangier

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'port' is the definition.
(I've seen this before)

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

(Other definitions for tangier that I've seen before include "Seaport of Morocco, opposite Gibraltar" , "Moroccan seaport opposite Gibraltar" , "More piquant - Moroccan port" , "More pungent" , "Port in Morocco" .)

I've seen this clue in The Telegraph.

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