advisory
adjective /ədˈvaɪzəri/
  /ədˈvaɪzəri/
- having the role of giving professional advice
- an advisory committee/body/service
 - the Careers Advisory Service
 - He acted in an advisory capacity only.
 
Oxford Collocations DictionaryAdvisory is used with these nouns:- board
 - body
 - capacity
 - …