Savior
Middle English: from Old French sauveour, from ecclesiastical Latin salvator (translating Greek sōtēr ), from late Latin salvare ‘to save’.
wiktionary
First attested in 1300. From Middle English saviour, from Old French sauveour, from Late Latin salvātor, from salvo. Displaced native Old English hǣlend.
etymonline
savior (n.)
c. 1300, "one who delivers or rescues from peril," also a title of Jesus Christ, from Old French sauveour, from Late Latin salvatorem (nominative salvator) "a saver, preserver" (source also of Spanish salvador, Italian salvatore), from salvatus, past participle of salvare "to save" (see save (v.)). In Christian sense, a translation of Greek soter "savior." Replaced Old English hælend, literally "healing," noun use of present participle of hælan (see heal).
