A person or group competing with others for the same objective or in the same field.

A person or thing that strives for something.

प्रयास करने वाला

English Usage: The young athlete proved to be a serious contender for the Olympic team.

Hindi Usage: युवा एथलीट ने ओलंपिक टीम के लिए गंभीर प्रयास करने वाला साबित किया।