Specialty-Speciality | Commonly Confused Words

Specialty

/ˈspeʃəlti/

A particular area of study or work in which someone has expertise or focuses on.

/ˌspeʃiˈæləti/

A particular area of expertise or focus someone has in their work or studies.

Specialty is the American English version of the word, while speciality is typically used in British English.
Both words share the same meaning and can often be used interchangeably depending on regional spelling preferences.
If you are writing for an American audience, you might want to use specialty. For British readers, speciality would be more appropriate.