wrestling vs grappling

wrestling and grappling both are nouns.

Word	Noun	Adjective	Verb	Adverb
wrestling	Yes	No	No	No
grappling	Yes	No	No	No

As nouns, wrestling and grappling are synonyms defined as:

wrestling and grappling: the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down

Other synonyms of wrestling include rassling.

As nouns, wrestling and grappling are synonyms defined as:

wrestling and grappling: the act of engaging in close hand-to-hand combat

Other synonyms of wrestling include grapple, hand-to-hand struggle, wrestle.

wrestling (noun)	grappling (noun)
the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down	the act of engaging in close hand-to-hand combat
the act of engaging in close hand-to-hand combat	the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down