Answer: forgetting

AnswerCrossword Clue
forgettingSaid when insisting to someone that there is no need for apology or thanks
forgettingSaid when telling someone that their idea or aspiration is impracticable
forgettingFail to remember
forgettingInadvertently neglect to attend to, do, or mention something
forgettingFORGET, to fail to remember
forgettingPut out of one's mind; cease to think of or consider
forgettingStop thinking about one's own problems or feelings
forgettingInadvertently omit to bring or retrieve
forgettingAct improperly or unbecomingly