C2 noun /ɪnˈɡrætɪˌtjuːd/
ingratitude
अकृतज्ञता
Meaning
Lack of gratitude; failure to show thanks or appreciation.
Example
His ingratitude hurt her feelings after all she had done for him.
उसकी अकृतज्ञता ने उसे चोट पहुँचाई, जबकि उसने उसके लिए बहुत कुछ किया था।