lapse
lapse
noun
A temporary failure, mistake, or decline from a previous standard.
"A brief lapse in judgment caused the accident."
verb
To become invalid or ineffective, often because a period of time has passed.
"His insurance policy lapsed last week."
Thesaurus
Synonyms: recidivate, relapse, fall back, retrogress, regress, backslide, pass, sink, oversight, elapse, glide by, go along