Sophisticated (6)
'sophisticated' is the definition.
(synonyms)
This is all the clue.
(Other definitions for urbane that I've seen before include "Cultured" , "Suave, refined, courteous" , "Smooth-mannered" , "Polished -- sophisticated" , "Cosmopolitan" .)
'sophisticated' is the definition.
(associated in meaning)
This is the entire clue.
(Other definitions for worldly that I've seen before include "Concerned with material things" , "Materialistic" , "Global" , "Material; experienced" , "Urbane" .)