runner vs sled

runner and sled both are nouns.

Word	Noun	Adjective	Verb	Adverb
runner	Yes	No	No	No
sled	Yes	No	Yes	No

runner (noun)	sled (noun)
fish of western Atlantic: Cape Cod to Brazil	a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow
device consisting of the parts on which something can slide along
a long narrow carpet
a trained athlete who competes in foot races
someone who imports or exports without paying duties
a baseball player on the team at bat who is on base (or attempting to reach a base)
someone who travels on foot by running
a person who is employed to deliver messages or documents
(football) the player who is carrying (and trying to advance) the ball on an offensive play
a horizontal branch from the base of plant that produces new plants from buds at its tips

runner (verb)	sled (verb)
	ride (on) a sled