confidant vs secretary

confidant and secretary both are nouns.

Word	Noun	Adjective	Verb	Adverb
confidant	Yes	No	No	No
secretary	Yes	No	No	No

As nouns, secretary is a hyponym of confidant; that is, secretary is a word with a more specific, narrower meaning than confidant:

Other hyponyms of confidant include confidante, repository.

confidant (noun)	secretary (noun)
someone to whom private matters are confided	a desk used for writing
	an assistant who handles correspondence and clerical work for a boss or an organization
	a person who is head of an administrative department of government
	a person to whom a secret is entrusted