trash barrel vs ash bin

trash barrel and ash bin both are nouns.

Word	Noun	Adjective	Verb	Adverb
trash barrel	Yes	No	No	No
ash bin	Yes	No	No	No

As nouns, trash barrel and ash bin are synonyms defined as:

trash barrel and ash bin: a bin that holds rubbish until it is collected

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

trash barrel (noun)	ash bin (noun)
a bin that holds rubbish until it is collected	a bin that holds rubbish until it is collected