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

• concerts
• concert waltz
• concessible
• concession
• concessionaire
• concessionaires
• concessionary
• concessionist
• concessionists
• concessionnaire
• concessionnaires
• concession road
• concession roads
• concessions
• concessive
• concetti
• concettism
• concettisms
• concettist
• concettists
• concetto
• conch
• concha
• conchae
• conchal