waste basket vs waste-paper basket

waste basket and waste-paper basket both are nouns.

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

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

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

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

waste basket (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