garbageman vs dustman

garbageman and dustman both are nouns.

Word	Noun	Adjective	Verb	Adverb
garbageman	Yes	No	No	No
dustman	Yes	No	No	No

As nouns, garbageman and dustman are synonyms defined as:

garbageman and dustman: someone employed to collect and dispose of refuse

Other synonyms of garbageman include garbage carter, garbage collector, garbage hauler, garbage man, refuse collector.

garbageman (noun)	dustman (noun)
someone employed to collect and dispose of refuse	someone employed to collect and dispose of refuse