Tournament

google

ref

Middle English (in tournament (sense 2)): from Anglo-Norman French variants of Old French torneiement, from torneier ‘take part in a tourney’ (see tourney).

wiktionary

ref

Old French tornoiement (Modern French tournoiement) from the verb tornoier.

etymonline

ref

tournament (n.)

"medieval martial arts contest," c. 1200 (figurative), c. 1300 (literal), from Old French tornement "contest between groups of knights on horseback" (12c.), from tornoier "to joust, tilt, take part in tournaments" (see tourney). Modern use, in reference to games of skill, is recorded from 1761.