Glagolitic script alphabets, Cyril decided to invent a new script, Glagolitic, which he based on the local dialect of the Slavic tribes from the Byzantine theme of Thessalonica. After the deaths of Cyril and Methodius, the Glagolitic alphabet ceased to be used in Moravia, but their students continued to propagate it in the First Bulgarian Empire, where it was subsequently also displaced by the Cyrillic alphabet. The Glagolitic alphabet was preserved only by the clergy of Croatia to write Church Slavonic until the early 19th century. The name was not created until many centuries after the script's creation, and comes from the
S'gaw Karen alphabet S'gaw Karen alphabet The Karen script ( ) is an abugida used for writing Karen. It was derived from the Burmese script in the early 19th century, and ultimately from either the Kadamba or Pallava alphabet of South India. The S'gaw Karen alphabet is also used for the liturgical languages of Pali and Sanskrit. The Karen alphabet was created by American missionary Jonathan Wade in the 1830s, based on the S'gaw Karen language; Wade was assisted by a Karen named Paulah. The consonants and most of the vowels are adopted from the Burmese alphabet; however the Karen pronunciation of the