waste basket vs wastepaper basket

waste basket and wastepaper basket both are nouns.

Word	Noun	Adjective	Verb	Adverb
waste basket	Yes	No	No	No
wastepaper basket	Yes	No	No	No

As nouns, waste basket and wastepaper basket are synonyms defined as:

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

Other synonyms of waste basket include circular file, waste-paper basket, wastebasket.

waste basket (noun)	wastepaper 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