homebuilder vs house-builder

homebuilder and house-builder both are nouns.

Word	Noun	Adjective	Verb	Adverb
homebuilder	Yes	No	No	No
house-builder	Yes	No	No	No

As nouns, homebuilder and house-builder are synonyms defined as:

Other synonyms of homebuilder include home-builder, housebuilder.

homebuilder (noun)	house-builder (noun)
someone who builds houses as a business	someone who builds houses as a business