opponent
US /əˈpoʊ.nənt/
UK /əˈpoʊ.nənt/

1.
خصم, منافس
someone who competes against or fights another in a contest, game, or argument
:
•
He defeated his opponent in the final round.
هزم خصمه في الجولة الأخيرة.
•
The debaters presented strong arguments against their opponents.
قدم المتناظرون حججًا قوية ضد خصومهم.
2.
معارض, مناهض
a person or group who is against something, such as a policy, idea, or action
:
•
The new policy faced strong resistance from its opponents.
واجهت السياسة الجديدة مقاومة قوية من معارضيها.
•
She became a vocal opponent of the proposed development.
أصبحت معارضة صريحة للتطوير المقترح.