social secretary vs secretary

social secretary and secretary both are nouns.

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

As nouns, secretary is a hypernym of social secretary; that is, secretary is a word with a broader meaning than social secretary:

social secretary: a personal secretary who handles your social correspondence and appointments
secretary: an assistant who handles correspondence and clerical work for a boss or an organization

Other hypernyms of social secretary include secretarial assistant.

social secretary (noun)	secretary (noun)
a personal secretary who handles your social correspondence and appointments	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