opponent

Definition

A person who competes against or opposes someone in a contest, conflict, or debate.

বাংলা কোনো প্রতিযোগিতা, সংঘাত বা বিতর্কে কারও বিরুদ্ধে প্রতিদ্বন্দ্বী।

Example

"The chess player studied his opponent's previous games carefully."