renewer

transitive verb

1. to make new or as if new again; make young, fresh, or strong again; bring back into good condition
2. to give new spiritual strength to
3. to cause to exist again; reestablish; revive
4. to begin again; take up again; resume: to renew negotiations
5. to go over again; say again; repeat: to renew one's objections
6. 1. to replace as by a fresh supply of: to renew provisions
   2. to refill with a fresh supply
7. to give or get an extension of: to renew a lease

intransitive verb

1. to become new or as new again; be renewed
2. to begin again; start over