coaster wagon vs wagon

coaster wagon and wagon both are nouns.

Word	Noun	Adjective	Verb	Adverb
coaster wagon	Yes	No	No	No
wagon	Yes	No	No	No

As nouns, coaster wagon and wagon are synonyms defined as:

coaster wagon and wagon: a child's four-wheeled toy cart sometimes used for coasting

coaster wagon (noun)	wagon (noun)
a child's four-wheeled toy cart sometimes used for coasting	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
	van used by police to transport prisoners
	a child's four-wheeled toy cart sometimes used for coasting