Synonyms: fail, neglect, forget, omit, overlook
fail: not to do something
Example: The car failed to stop at the red light. She failed to tell us of her change
neglect: not to do something that should have been done
Example: He neglected to tell the police that he had been involved in an accident.
forget: not to remember
Example: He’s forgotten the name of the restaurant. I’ve forgotten how to play
chess. She forgot all about her doctor’s appointment.
omit: to leave something out, especially something that is helpful or important
Example: She omitted the date when she signed the contract. They omitted to tell
me the price of the ticket.
overlook: not to notice something
Example: She overlooked several mistakes when she was correcting the exam