| one-upping(noun, event, fight, struggle, match) |
| one on one(expression, idiom, event, fight, struggle) |
| opposition(noun, event, fight, struggle, match) |
| pairing off(expression, event, fight, struggle, match) |
| puzzle(noun, event, fight, struggle, match) |
| quiz(noun, event, fight, struggle, match) |
| race(noun, event, fight, challenge, struggle) |
| racing(noun, event, fight, struggle, match) |
| rat race(expression, event, fight, struggle, match) |
| run(noun, event, fight, struggle, match) |
| sport(noun, event, fight, challenge, struggle) |
| tilt(noun, event, fight, struggle, match) |
| tournament(noun, event, fight, challenge, struggle) |
| trial(noun, event, fight, challenge, struggle) |
| collision(fight, battle) |
| fracas(fight, battle) |
| set-to(fight, battle, clinkers, terrorism) |