sporting house vs house of ill repute

sporting house and house of ill repute both are nouns.

Word	Noun	Adjective	Verb	Adverb
sporting house	Yes	No	No	No
house of ill repute	Yes	No	No	No

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

sporting house and house of ill repute: a building where prostitutes are available

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

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