receptionist vs secretary

receptionist and secretary both are nouns.

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

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

receptionist: a secretary whose main duty is to answer the telephone and receive visitors
secretary: an assistant who handles correspondence and clerical work for a boss or an organization

Other hypernyms of receptionist include secretarial assistant.

receptionist (noun)	secretary (noun)
a secretary whose main duty is to answer the telephone and receive visitors	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