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
Paleo-Hebrew alphabet Paleo-Hebrew alphabet The Paleo-Hebrew alphabet (Hebrew: ), also spelt Palaeo-Hebrew alphabet, is a variant of the Phoenician alphabet. Like the Phoenician alphabet, the Paleo-Hebrew alphabet contains 22 letters, all of which are consonants, and is described as an abjad. The term was coined by Solomon Birnbaum in 1954; he wrote, "To apply the term Phoenician to the script of the Hebrews is hardly suitable". Still, the script is nearly identical to the Phoenician script. Archeological evidence of the use of the script by the Israelites for writing the Hebrew language dates to around the 10th century BCE. The Paleo-Hebrew alphabet