Endearingly mischievous sort (6)

I believe the answer is:

rascal

(Other definitions for rascal that I've seen before include "Lascar (anag.)" , "Horror" , "Mischievous person or confused lascar" , "Scoundrel or mischievous child" , "Mischievous or cheeky person" .)

I've seen this clue in the Universal.

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