The Bulgarian alphabet contains 30 Cyrillic letters. Compared to the Russian, it lacks, , . And some letters have a different meaning. indicates a sound somewhat similar to Ы. is pronounced as ShT.
In the early Middle Ages, the Bulgarians used to write the Glagolitic, created by Cyril and Methodius. Gradually, it was superseded by cyrillic. At the end of the XVIII century, for the recording of the Bulgarian language, the «civil font» of Peter I was adapted — a simplified Russian version of the Cyrillic alphabet. Various versions of this alphabet were used (from 28 to 44 letters), and the alphabet proposed by Marin Drinov in 1870 was the most widely used. It included 32 letters prior to the 1945 reform, when it was withdrawn from itand a large one . So the Bulgarian alphabet acquired a modern look.