bellman vs bellboy

bellman and bellboy both are nouns.

Word	Noun	Adjective	Verb	Adverb
bellman	Yes	No	No	No
bellboy	Yes	No	No	No

As nouns, bellman and bellboy are synonyms defined as:

bellman and bellboy: someone employed as an errand boy and luggage carrier around hotels

Other synonyms of bellman include bellhop.

bellman (noun)	bellboy (noun)
someone employed as an errand boy and luggage carrier around hotels	someone employed as an errand boy and luggage carrier around hotels