abandon — If you abandon a place, thing, or person, you leave the place, thing, or person permanently or for a long time, especially when you should not do so.
disregard — to pay no attention to; leave out of consideration; ignore: Disregard the footnotes.
forgetfulness — apt to forget; that forgets: a forgetful person.
neglect — to pay no attention or too little attention to; disregard or slight: The public neglected his genius for many years.
renunciation — an act or instance of relinquishing, abandoning, repudiating, or sacrificing something, as a right, title, person, or ambition: the king's renunciation of the throne.
slight — small in amount, degree, etc.: a slight increase; a slight odor.
