The Pashto alphabet consists of 44 letters, and 4 diacritic marks.

The diacritic mark used to indicate vowel length is often referred to as a "point".

Circle vowels may also take standard diacritic marks when used to write some languages.

The following has the same diacritic marks as in most printed copies of the Qurʼān.

The double acute accent ( ˝ ) is a diacritic mark of the Latin script.

The ring has been regarded as a diacritic mark denoting the length since the change in pronunciation.

It has since acquired a number of other uses as a diacritic mark or a character in its own right.

In its later forms, attempts were made to improve the consonantary and reduce ambiguity through diacritic marks.

The diacritic marks are not considered separate letters.

Pécsi and Újlaki adopted the system of writing special sounds with diacritic marks.