Contestant
来自Big Physics
mid 17th century: from French, present participle of contester, from Latin contestari ‘call upon to witness’ (see contest).
wiktionary
From French contestant, present participle of contester.
etymonline
contestant (n.)
"one who contests, a disputant, a litigant," 1660s, from contestant (adj.), 1660s, from French contestant, present participle of contester (see contest (v.)). Revived and popularized 1861, when it became a journalist's term for the combatants on either side in the U.S. Civil War.
