linksman vs medallist

linksman and medallist both are nouns.

Word	Noun	Adjective	Verb	Adverb
linksman	Yes	No	No	No
medallist	Yes	No	No	No

As nouns, medallist is a hyponym of linksman; that is, medallist is a word with a more specific, narrower meaning than linksman:

Other hyponyms of linksman include driver, golf pro, professional golfer, hacker, hooker, medal winner, medalist, putter, slicer.

linksman (noun)	medallist (noun)
someone who plays the game of golf	(golf) the winner at medal play of a tournament
	someone who has won a medal