dustman vs garbage hauler

dustman and garbage hauler both are nouns.

Word	Noun	Adjective	Verb	Adverb
dustman	Yes	No	No	No
garbage hauler	Yes	No	No	No

As nouns, dustman and garbage hauler are synonyms defined as:

dustman and garbage hauler: someone employed to collect and dispose of refuse

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

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