security consultant vs advisor

security consultant and advisor both are nouns.

Word	Noun	Adjective	Verb	Adverb
security consultant	Yes	No	No	No
advisor	Yes	No	No	No

As nouns, advisor is a hypernym of security consultant; that is, advisor is a word with a broader meaning than security consultant:

Other hypernyms of security consultant include adviser, consultant.

security consultant (noun)	advisor (noun)
an adviser about alarm systems to prevent burglaries	an expert who gives advice