camping bus vs motor home

camping bus and motor home both are nouns.

Word	Noun	Adjective	Verb	Adverb
camping bus	Yes	No	No	No
motor home	Yes	No	No	No

As nouns, camping bus and motor home are synonyms defined as:

camping bus and motor home: a recreational vehicle equipped for camping out while traveling

Other synonyms of camping bus include camper.

camping bus (noun)	motor home (noun)
a recreational vehicle equipped for camping out while traveling	a recreational vehicle equipped for camping out while traveling