A person who objects, especially for moral or legal reasons.

विरोधी

English Usage: The objector raised his concerns during the meeting.

Hindi Usage: विरोधी ने बैठक के दौरान अपनी चिंताओं को उठाया।

To express or feel disapproval, opposition, or dissent.

असहमत होना

English Usage: She decided to object to the proposed changes.

Hindi Usage: उसने प्रस्तावित परिवर्तनों का विरोध करने का निर्णय लिया।