beach wagon vs station wagon

beach wagon and station wagon both are nouns.

Word	Noun	Adjective	Verb	Adverb
beach wagon	Yes	No	No	No
station wagon	Yes	No	No	No

As nouns, beach wagon and station wagon are synonyms defined as:

beach wagon and station wagon: a car that has a long body and rear door with space behind rear seat

Other synonyms of beach wagon include beach waggon, estate car, station waggon, waggon, wagon.

beach wagon (noun)	station wagon (noun)
a car that has a long body and rear door with space behind rear seat	a car that has a long body and rear door with space behind rear seat