If you are involved in an auto accident and you keep replaying it over and over in your mind, this is an example of when you relive the accident.
verbre·lived, re·liv·ing, re·lives
(third-person singular simple present relives, present participle reliving, simple past and past participle relived)
- (intransitive) To come back to life.
- To experience (something) again; to live over again. [from 18th c.]
- I relive that horrible accident every night and wake screaming, just as I screamed when it happened.
From re- +"Ž live.