Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun forgetfulness

2 senses of forgetfulness

Sense 1
forgetfulness -- (tendency to forget)
       => amnesia, memory loss, blackout -- (partial or total loss of memory; "he has a total blackout for events of the evening")

Sense 2
forgetfulness -- (unawareness caused by neglectful or heedless failure to remember; "his forgetfulness increased as he grew older")
       => unknowingness, unawareness -- (unconsciousness resulting from lack of knowledge or attention)