the quality of being ungrateful; lack of gratitude

अकृतज्ञता की गुणवत्ता; धन्यवाद की कमी

English Usage: Her ungratefulness towards the support she received was shocking.

Hindi Usage: जिस समर्थन के लिए उसे मिला, उस पर उसकी अक्रृतज्ञता चौंकाने वाली थी।