cart vs forecarriage

cart and forecarriage both are nouns.

Word	Noun	Adjective	Verb	Adverb
cart	Yes	No	Yes	No
forecarriage	Yes	No	No	No

As nouns, forecarriage is a hyponym of cart; that is, forecarriage is a word with a more specific, narrower meaning than cart:

cart: wheeled vehicle that can be pushed by a person; may have one or two or four wheels
forecarriage: a small wheeled carriage attached under the front end of a plow beam.

cart (noun)	forecarriage (noun)
a heavy open wagon usually having two wheels and drawn by an animal	a small wheeled carriage attached under the front end of a plow beam.
wheeled vehicle that can be pushed by a person; may have one or two or four wheels

cart (verb)	forecarriage (verb)
draw slowly or heavily
transport something in a cart