A long body of water curling into an arch and breaking on the shore.

A gesture made by raising and lowering one's hand.

हाथ हिलाना

English Usage: She gave him a friendly wave as she passed.

Hindi Usage: जब वह गुज़री तो उसने उससे दोस्ताना हाथ हिलाया।

To move one's hand to and fro in greeting or as a signal.

To move in a wavy pattern.

लहराना

English Usage: The flag began to wave in the strong wind.

Hindi Usage: झंडा तेज़ हवा में लहराने लगा।