About Korean Language
According to Wikipedia.org, The Korean language is the official language of North and South Korea. Around 48 million speakers live in South Korea while the other 24 million reside in North Korea. There are around 2 million speakers of the Korean language in China while 1 million are in the United States. The dialect of Korean is different in both North and South Korea. Even the spellings, alphabets, and vocabulary choices are different. The writing system features vernacular script and is now known as Hangul. There are two different types of vowels that include y or w. Some front vowels are written as e = [e], and ae = [ε] or [æ]. However, some of them are originally diphthongs. The Korean language is deeply influenced by Chinese but even then, it is completely different from it.
About Sinhala Language
According to Wikipedia.org, Sinhala is an Indo-Aryan language. It is primarily spoken by the Sinhalese people. The language is spoken in Sri Lanka. The Sinhala speakers form the largest ethnic group on the island. It is spoken by around 16 million. Sinhala is the first language by other people in Sri Lanka. The Sinhala script is one of the Brahmic scripts and is closely related to the Kadamba script. Sinhala is the official language of Sri Lanka. The language has played a major role in the development of Theravada Buddhist literature. Sinhala has the closest relatives in the form of the Vedda language. It is spoken by a minority of Sri Lankans. Sinhala origin comes from the Old Sinhala and has borrowed various aspects into the Indo-Aryan substrate. It is also similar to the Maldivian language.