The quality of being cowardly or treacherous.

कायरता या विश्वासघात का गुण

English Usage: His actions were filled with dastardliness, making him an enemy of his own people.

Hindi Usage: उसकी कार्यवाहियाँ कायरता से भरी थीं, जिससे वह अपने लोगों का दुश्मन बन गया।