missioner vs religious person

missioner and religious person both are nouns.

Word	Noun	Adjective	Verb	Adverb
missioner	Yes	No	No	No
religious person	Yes	No	No	No

As nouns, religious person is a hypernym of missioner; that is, religious person is a word with a broader meaning than missioner:

missioner: someone sent on a mission--especially a religious or charitable mission to a foreign country
religious person: a person who manifests devotion to a deity

missioner (noun)	religious person (noun)
someone sent on a mission--especially a religious or charitable mission to a foreign country	a person who manifests devotion to a deity