forgetting

Villefort’s first impression was favorable; but he had been so often warned to mistrust first impulses, that he applied the maxim to the impression, forgetting the difference between the two words.

She would have thought it rather sacrilegious to leave it off--as bad as forgetting her Bible or her collection dime.

Nagaina spun clear round, forgetting everything for the sake of the one egg.

My besetting sin is imagining too much and forgetting my duties.