waggon vs station wagon

waggon and station wagon both are nouns.

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

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

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

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

waggon (noun)	station wagon (noun)
any of various kinds of wheeled vehicles drawn by an animal or a tractor	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