Proper noun
Middle Korean
The Korean language of the 10th (or 13th, depending on the analysis) century to 16th century, or from the era of Goryeo to the middle of Joseon, based on the dialect of Kaesong because the new Goryeo dynasty moved its capital city to northern area of Korean peninsula.
As above, forms not attested in Classical Mongolian or Middle Korean but reconstructed for their ancestors are marked with an asterisk, and /V/ represents an uncertain vowel. Source: Internet
Hangul included tone marks for Middle Korean tones. Source: Internet
Vovin 2008 A good example might be Middle Korean sàm and Japanese asa, meaning "hemp". Source: Internet