forgetfulness

/fəˈɡɛtfʊlnɪs/noun

noun

मनमा नराख्नु; लापरवाहीले छुट्नु; असावधानी

Failure to bear in mind; careless omission; inattention.

forgetfulness of duty
कर्तव्यको बिर्सन

A note on usage

uncountable; usually