A hand gesture used to greet or signal someone.

A disturbance or oscillation in a medium, such as water or air.

लहर (Lahar)

English Usage: The waves crashed against the shore during the storm.

Hindi Usage: तूफान के दौरान लहरें किनारे पर टकरा गईं।

To move one's hand back and forth in greeting or as a signal.

To send out or signal something, usually with a gesture.

संकेत देना (Sanket dena)

English Usage: She waved her arms to get their attention.

Hindi Usage: उसने उनका ध्यान खींचने के लिए अपने हाथ हिलाए।