Revivify (verb)

1. To bring back to life or vitality.
2. To restore to a former state of effectiveness or vigor.
3. To renew the strength or spirits of.

Origin:

Late 16th century: from latin revivificare, from re- "again" + vivificare "make alive", from vivus "alive".

Examples:

1. The new medication helped to revivify the patient who had been in a coma.
2. The company's new CEO was brought in to revivify the struggling business.
3. The warm sun and fresh air helped to revivify him after a long illness.
4. The new law is expected to revivify the economy.
5. The new management team was able to revivify the company's flagging sales.