rider vs coach

rider and coach both are nouns.

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

rider (noun)	coach (noun)
a clause that is appended to a legislative bill	a carriage pulled by four horses with one driver
a traveler who actively rides an animal (as a horse or camel)	a railcar where passengers ride
a traveler riding in a vehicle (a boat or bus or car or plane or train etc) who is not operating it	a vehicle carrying many passengers; used for public transport
a traveler who actively rides a vehicle (as a bicycle or motorcycle)	a person who gives private instruction (as in singing, acting, etc.)
	(sports) someone in charge of training an athlete or a team

rider (verb)	coach (verb)
	teach and supervise (someone); act as a trainer or coach (to), as in sports
	drive or operate a coach or carriage