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
Korean mixed script interjections, exclamations and onomatopoeia in "hangul". Despite the promotion of the mixed script at the end of the Joseon Dynasty, examples of Korean mixed-script writing date back to the time King Sejong's proclamation of "hangul", which was written completely in literary Chinese, with a few "idu" passages and mixed-script passages that help 'ease' the reader into the new alphabet. The first novel in "hangul", "Yongbieocheonga" (龍飛御天歌, 용비어천가) or "Songs of the Dragons Flying to Heaven", commissioned by Sejong shortly after the proclamation of the Korean alphabet. Yi Yulgok (李栗谷, 이율곡), a Korean scholar and mathematician translated the Analects of Confucius