Outlast
Part of speech: verb
Definition: to live, last or remain longer than something else
Example sentence: The greatest use of a life is to spend it on something that will outlast it.
Outlive
Part of speech: verb
Definition: To live longer than.
Example sentence: The London games mark the 24th anniversary of my winning two golds and setting the world record in the heptathlon. Someone is going to want it; records are made to be broken - it's only a matter of time. I hope mine will outlive me.