Savior-Saviour | Commonly Confused Words

Savior

/ˈseɪvjə/

A person who saves someone from danger or difficulty

/ˈseɪvjə/

A person who saves or rescues others from harm or danger.

Both savior and saviour refer to someone who saves, but they are used in different regions.
Savior is the preferred spelling in American English.
Saviour is the preferred spelling in British English and other varieties of English except American.
Both words have the same pronunciation, SAY-vyer.
The choice between savior and saviour usually depends on the regional spelling conventions.