1.  contestant(n = noun.person) Array - a person who participates in competitions; Array
is a kind of individual, mortal, person, somebody, someone, soul
has particulars: agonist, athlete, jock, defaulter, entrant, long shot, also-ran, loser, opponent, opposite, opposition, outsider, participant, player, pothunter, qualifier, challenger, competition, competitor, contender, rival, starter, victor, winner, withdrawer

2.  contestant(n = noun.person) dissenter, dissident, objector, protester - a person who dissents from some established policy; Array
is a kind of individual, mortal, person, somebody, someone, soul
has particulars: co, conscientious objector, nonconformist, recusant, political dissident, nimby

   One who contests; an opponent; a litigant; a disputant; one who claims that which has been awarded to another. [1913 Webster]

contestant, n. a person who takes part in a contest or competition.