1590s; from rival + -ry. Shakespeare has rivality ("Antony and Cleopatra"), but from the secondary sense of the root word and meaning "partnership, equality in rank."
例文
1. It was Allen who fired this rivalry with real passion.
は、エレンがこの勝負に情熱を注いだ。
2.Despite their bitter screen rivalry ,off-stage they are close friends.
スクリーン上では両立しない相手だが、実生活では親友だ。
3.a fierce rivalry for world supremacy
世界の覇権をかけた熾烈な競争
4.The quarrel originated in rivalry between the two families.