North Macedonian capital (6)
I believe the answer is:
skopje
'north macedonian capital' is the definition.
(capital of North Macedonia)
This is all the clue.
(Other definitions for skopje that I've seen before include "place in Balkans" , "Capital of FYR Macedonia" , "Macedonia's capital" , "capital city" , "Macedonian capital, joke PS (anag.)" .)