contestee vs victor

contestee and victor both are nouns.

Word	Noun	Adjective	Verb	Adverb
contestee	Yes	No	No	No
victor	Yes	No	No	No

As nouns, victor is a hypernym of contestee; that is, victor is a word with a broader meaning than contestee:

contestee: a winner (of a race or an election etc.) whose victory is contested
victor: the contestant who wins the contest

Other hypernyms of contestee include winner.

contestee (noun)	victor (noun)
a winner (of a race or an election etc.) whose victory is contested	the contestant who wins the contest
	a combatant who is able to defeat rivals