nosy
adjective /ˈnəʊzi/
  /ˈnəʊzi/
 (also nosey)
 (informal, disapproving)- too interested in things that do not involve you, especially other people’s affairs synonym inquisitive
- nosy neighbours
 - Don't be so nosy—it's none of your business.
 - Being the nosy type, I stopped to ask what they were doing.
 
Oxford Collocations DictionaryNosy is used with these nouns:- neighbour