circular file vs waste-paper basket

circular file and waste-paper basket both are nouns.

Word	Noun	Adjective	Verb	Adverb
circular file	Yes	No	No	No
waste-paper basket	Yes	No	No	No

As nouns, circular file and waste-paper basket are synonyms defined as:

circular file and waste-paper basket: a container with an open top; for discarded paper and other rubbish

Other synonyms of circular file include waste basket, wastebasket, wastepaper basket.

circular file (noun)	waste-paper basket (noun)
a container with an open top; for discarded paper and other rubbish	a container with an open top; for discarded paper and other rubbish