motor home vs camper

motor home and camper both are nouns.

Word	Noun	Adjective	Verb	Adverb
motor home	Yes	No	No	No
camper	Yes	No	No	No

As nouns, motor home and camper are synonyms defined as:

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

Other synonyms of motor home include camping bus.

motor home (noun)	camper (noun)
a recreational vehicle equipped for camping out while traveling	a recreational vehicle equipped for camping out while traveling
	someone living temporarily in a tent or lodge for recreation