house of prostitution vs sporting house

house of prostitution and sporting house both are nouns.

Word	Noun	Adjective	Verb	Adverb
house of prostitution	Yes	No	No	No
sporting house	Yes	No	No	No

As nouns, house of prostitution and sporting house are synonyms defined as:

house of prostitution and sporting house: a building where prostitutes are available

Other synonyms of house of prostitution include bagnio, bawdyhouse, bordello, brothel, cathouse, house of ill repute, whorehouse.

house of prostitution (noun)	sporting house (noun)
a building where prostitutes are available	a building where prostitutes are available