lapse

To fall from a previous level or standard, as of accomplishment, quality, or conduct.

To deviate from a prescribed or accepted way.

To pass gradually or smoothly; slip.

To come to an end, especially gradually or temporarily.

To be no longer valid or active; expire.

To cease to be available as a result of expiration, disuse, or impossibility. Used of a right or privilege.

To go by; elapse.

To allow to lapse.