opponent /ə-pōˈnənt/

1. The person opposed to one in a contest, struggle, battle, etc
2. Someone who opposes a course of action, belief, etc
3. An opponent muscle (anatomy)

1. Opposing
2. Antagonistic (with to; formerly with with)
3. Placed opposite or in front
4. (of a muscle) opposing one part (eg a digit) to another (anatomy)

oppoˈnency noun

• brood
• brooded
• brooder
• brooders
• broodier
• broodiest
• broodily
• broodiness
• broodinesses
• brooding
• broodingly
• brood-pouch
• brood-pouches
• broods
• brood-sac
• broody
• brook
• brooked
• brooking
• brookite
• brookites
• brooklet
• brooklets
• brooklime
• brooklimes