several or many

कई

English Usage: There were multiple options available for the project.

Hindi Usage: प्रोजेक्ट के लिए कई विकल्प उपलब्ध थे।

a sound that is heard again

गूंज

English Usage: The echo of her voice resonated in the empty hall.

Hindi Usage: उसकी आवाज़ की गूंज सुनसान हाल में गूंज उठी।

to repeat a sound

गूंजना

English Usage: His laughter echoed in the room.

Hindi Usage: उसकी हंसी कमरे में गूंज गई।

having or involving several parts

कई भागों वाला

English Usage: She received multiple awards for her performance.

Hindi Usage: उसे अपनी प्रदर्शन के लिए कई पुरस्कार मिले।