prayer vs bedesman

prayer and bedesman both are nouns.

Word	Noun	Adjective	Verb	Adverb
prayer	Yes	No	No	No
bedesman	Yes	No	No	No

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

Other hyponyms of prayer include beadsman.

prayer (noun)	bedesman (noun)
the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving)	a person who is paid to pray for the soul of another
earnest or urgent request
a fixed text used in praying
reverent petition to a deity
someone who prays to God