Synonyms of the word

advisor

• n. One who offers advice.

adviser

• n. one who advises.

authority

• n. ability to decide, control.
• n. (uncountable) The power to enforce rules or give orders.
• n. (used in singular or plural form) Persons in command; specifically, government.
• n. (countable) A person accepted as a source of reliable information on a subject.
• n. Government-owned agency which runs a revenue-generating activity.

consultant

• n. A person or party that is consulted.
• n. A person whose occupation is to be consulted for their expertise, advice, or help in an area or specialty…