Personally, I've never seen one wearing a hood (5)

I believe the answer is:

pixie

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'hood' is the definition.
(thesaurus)

I don't understand the rest of the clue.

(Other definitions for pixie that I've seen before include "Small supernatural being in fairy tales" , "Elfin fairy" , "Small supernatural being in fairy tale" , "Mischievous fairy" , "Sprite" .)

I've seen this clue in the Evening Standard.

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