garden cart vs go-cart

garden cart and go-cart both are nouns.

Word	Noun	Adjective	Verb	Adverb
garden cart	Yes	No	No	No
go-cart	Yes	No	No	No

As nouns, go-cart is a hypernym of garden cart; that is, go-cart is a word with a broader meaning than garden cart:

garden cart: a cart for carrying small loads; has handles and one or more wheels
go-cart: wheeled vehicle that can be pushed by a person; may have one or two or four wheels

Other hypernyms of garden cart include cart, handcart, pushcart.

garden cart (noun)	go-cart (noun)
a cart for carrying small loads; has handles and one or more wheels	a small vehicle with four wheels in which a baby or child is pushed around
	an enclosing framework on casters or wheels; helps babies learn to walk
	wheeled vehicle that can be pushed by a person; may have one or two or four wheels