Cyrillic script consonants from the older Glagolitic alphabet for sounds not found in Greek. Tradition holds that Cyrillic and Glagolitic were formalized either by Saints Cyril and Methodius who brought Christianity to the southern Slavs, or by their disciples. Paul Cubberley posits that although Cyril may have codified and expanded Glagolitic, it was his students in the First Bulgarian Empire under Tsar Simeon the Great that developed Cyrillic from the Greek letters in the 890s as a more suitable script for church books. Later Cyrillic spread among other Slavic peoples, as well as among non-Slavic Vlachs. Cyrillic and Glagolitic were used for
Tibetan alphabet Tibetan alphabet The Tibetan alphabet is an abugida used to write the Tibetic languages such as Tibetan, as well as Dzongkha, Sikkimese, Ladakhi, and sometimes Balti. The printed form of the alphabet is called uchen script while the hand-written cursive form used in everyday writing is called umê script. The alphabet is very closely linked to a broad ethnic Tibetan identity, spanning across areas in Tibet, Bhutan, India, Nepal. The Tibetan alphabet is of Indic origin and it is ancestral to the Limbu alphabet, the Lepcha alphabet, and the multilingual 'Phags-pa script. The creation of the Tibetan alphabet is attributed