wrestling vs rassling

wrestling and rassling both are nouns.

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

As nouns, wrestling and rassling are synonyms defined as:

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

Other synonyms of wrestling include grappling.

wrestling (noun)	rassling (noun)
the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down	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