1) Advisor 2) Aide 3) Assistant 4) Consultant 5) Counselor 6) Fashionmonger 7) Guru 8) Tipster 1) Advisor 2) An expert who gives advice 3) Authority 4) Consultant 5) Consultant, essentially 6) Counsellor 7) Counselor 8) Guide 9) Guru 10) Mentor 11) One giving counsel 12) One who gives advice 13) Role baruch played at DC 14) Teacher 15) Tutor 
An adviser or advisor is normally a person with more and deeper knowledge in a specific area and usually also includes persons with cross functional and multidisciplinary expertise. An adviser`s role is that of a mentor or guide and differs categorically from that of a task specific consultant. An adviser is typically part of the leadership, wher....
• (n.) One who advises.
[Noun] Plural form: advisers. A person who gives advice.
A person who is qualified to discuss your financial affairs in detail, listen to your needs and make appropriate recommendations.
Ad·vis'er noun One who advises. 
[n] - an expert who gives advice
advisor noun an expert who gives advice; `an adviser helped students select their courses`; `the United States sent military advisors to Guatemala`
one who gives advice. · a teacher responsible for advising students on academic matters. · a fortuneteller.