boat vs rider

boat and rider both are nouns.

Word	Noun	Adjective	Verb	Adverb
boat	Yes	No	Yes	No
rider	Yes	No	No	No

boat (noun)	rider (noun)
a small vessel for travel on water	a clause that is appended to a legislative bill
a dish (often boat-shaped) for serving gravy or sauce	a traveler who actively rides an animal (as a horse or camel)
	a traveler riding in a vehicle (a boat or bus or car or plane or train etc) who is not operating it
	a traveler who actively rides a vehicle (as a bicycle or motorcycle)

boat (verb)	rider (verb)
ride in a boat on water