garbage man vs refuse collector

garbage man and refuse collector both are nouns.

Word	Noun	Adjective	Verb	Adverb
garbage man	Yes	No	No	No
refuse collector	Yes	No	No	No

As nouns, garbage man and refuse collector are synonyms defined as:

garbage man and refuse collector: someone employed to collect and dispose of refuse

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

garbage man (noun)	refuse collector (noun)
someone employed to collect and dispose of refuse	someone employed to collect and dispose of refuse