The picture shows the proto-Tarânian alphabet, normally referred to as "an Aùbedìl".
The following letters are used when writing Diès with the Latin alphabet.
Aa Bb Cc Dd Ee Ff Gg Hh Ii Jj Kk Ll Mm Nn Oo Pp Rr Ss Tt Uu Vv Ww Yy Zz Þþ Đđ Ŵŵ
Àà Èè Ìì Òò Ùù Ŷŷ