garbage can vs wastebin

garbage can and wastebin both are nouns.

Word	Noun	Adjective	Verb	Adverb
garbage can	Yes	No	No	No
wastebin	Yes	No	No	No

As nouns, garbage can and wastebin are synonyms defined as:

garbage can and wastebin: a bin that holds rubbish until it is collected

Other synonyms of garbage can include ash-bin, ash bin, ashbin, ashcan, dustbin, trash barrel, trash bin, trash can.

garbage can (noun)	wastebin (noun)
a bin that holds rubbish until it is collected	a bin that holds rubbish until it is collected