sled vs sledge

sled and sledge both are nouns.

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

As nouns, sled and sledge are synonyms defined as:

sled and sledge: a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow

Other synonyms of sled include sleigh.

sled (noun)	sledge (noun)
a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow	a heavy long-handled hammer used to drive stakes or wedges
	a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow

sled (verb)	sledge (verb)
ride (on) a sled	beat with a sledgehammer
	transport in a sleigh
	ride in or travel with a sledge