discount store vs wholesale house

discount store and wholesale house both are nouns.

Word	Noun	Adjective	Verb	Adverb
discount store	Yes	No	No	No
wholesale house	Yes	No	No	No

As nouns, discount store and wholesale house are synonyms defined as:

discount store and wholesale house: a sales outlet offering goods at a discounted price

Other synonyms of discount store include discount house, discounter.

discount store (noun)	wholesale house (noun)
a sales outlet offering goods at a discounted price	a sales outlet offering goods at a discounted price