lector vs clergyman

lector and clergyman both are nouns.

Word	Noun	Adjective	Verb	Adverb
lector	Yes	No	No	No
clergyman	Yes	No	No	No

As nouns, clergyman is a hypernym of lector; that is, clergyman is a word with a broader meaning than lector:

lector: someone who reads the lessons in a church service; someone ordained in a minor order of the Roman Catholic Church
clergyman: a member of the clergy and a spiritual leader of the Christian Church

Other hypernyms of lector include man of the cloth, reverend, Holy Order, Order.

lector (noun)	clergyman (noun)
a public lecturer at certain universities	a member of the clergy and a spiritual leader of the Christian Church
someone who reads the lessons in a church service; someone ordained in a minor order of the Roman Catholic Church