Main entry: blank out, block, draw a blank, forget
Definition: be unable to remember
Usage: I'm drawing a blank; You are blocking the name of your first wife!
Antonyms: think, call back, call up, recall, retrieve, recollect, remember
Definition: recall knowledge from memory; have a recollection
Main entry: bury, forget
Definition: dismiss from the mind; stop remembering
Usage: I tried to bury these unpleasant memories
Main entry: forget
Definition: forget to do something
Usage: Don't forget to call the chairman of the board to the meeting!
Antonyms: mind, bear in mind
Definition: keep in mind