What's the noun for wrestler? Here's the word you're looking for.
wrestling
A sport where two opponents attempt to subdue each other in bare-handed grappling using techniques of leverage, holding, and pressure points.
A professional tumbling act that emulates the sport of wrestling. Also called "professional wrestling". It is distinguished from sport wrestling — which has strict internationally recognized rules and is conducted on a mat — by being scripted, rehearsed, conducted in a boxing ring rather than on a mat, and televised as entertainment.
(countable) The act of one who wrestles; a struggle to achieve something.