garbageman vs garbage hauler

garbageman and garbage hauler both are nouns.

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

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

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

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

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