Fraktur actually does use a partially different alphabet. For example it uses the Long s: https://en.wikipedia.org/wiki/Long_s https://en.wikipedia.org/wiki/Lon

Fraktur actually does use a partially different alphabet. For example it uses the Long s: https://en.wikipedia.org/wiki/Long_s https://en.wikipedia.org/wiki/Long_s and Half-r: https://en.wikipedia.org/wiki/R_rotunda https://en.wikipedia.org/wiki/R_rotunda