mischievous sprite in Irish folklore (10)

I believe the answer is:

leprechaun

(Other definitions for leprechaun that I've seen before include "Elf in Irish folklore" , "Mischievous Irish sprite" , "Mischievous imp" , "He helps Irish housewife" , "Mischievous Irish elf" .)

I've seen this clue in The Guardian.

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