A person who rides a horse, bicycle, motorcycle, etc.

A person who operates or travels on a vehicle or horse.

सवारी करने वाला

English Usage: The motorcycle rider wore a helmet for safety.

Hindi Usage: मोटरसाइकिल सवारी करने वाले ने सुरक्षा के लिए हेलमेट पहना।

A curved structure that spans an opening.

A main or chief area in something, like "arch enemy."

मुख्य दुश्मन

English Usage: He has always been viewed as her arch rival.

Hindi Usage: उसे हमेशा उसके मुख्य प्रतिद्वंद्वी के रूप में देखा गया है।