Extreme unction is a term that refers to the Catholic sacrament of Anointing of the Sick. This sacrament is often administered to individuals who are seriously ill or in danger of death. However, there are several synonyms that can be used to describe this sacrament. These include the Sacrament of Healing, Last Rites, and Final Anointing. Other terms that can be used to describe this sacrament include the Anointing of the Sick, Viaticum, and Unction. Regardless of the term used to describe this sacrament, it is a powerful ritual that provides comfort and support to individuals who are facing serious illness or death.