To send something via the postal service.

भेजना

English Usage: Please mail the documents by Friday.

Hindi Usage: कृपया दस्तावेज शुक्रवार तक भेज दें।

A system for sending letters and packages.

डाक प्रणाली

English Usage: The mail arrived early this morning.

Hindi Usage: डाक आज सुबह जल्दी आ गई।