معرفة وفهم - النسيان

to be unable to remember something clearly

to often forget things due to one's exceptionally poor memory

a time so long ago that one has difficulty remembering clearly

to be very close to remembering or saying something but fail nevertheless

to be forgotten or disregarded

to no longer be angry with someone who wronged one and act as if nothing happened

to fail to remeber what one previously knew

temporary loss of memory that is experienced by some people when they get old

(of something that happened) really difficult to remember how long has passed since it happened to one