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 = [ฮต] or [รฆ]. 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 Frisian Language
According to Wikipedia.org, The Frisian language is closely linked to English. It was formally spoken in the province of Noord-Holland and the Netherlands. This language is mainly spoken in three small areas and each one of them has its dialect. These dialects are West Frisian that is spoken in the province of Friesland. This province is located in the Netherlands. East Frisian is spoken in the Saterland west of Oldenburg, Ger.; and North Frisian. The written records are available from the end of the 13th century. However, they are written in Old Frisian and this stage of language ended in the 16th century. The Old Frisian has all the features that distinguish English and Frisian from other languages in Germany. Even though the Frisian language has been the written language for about 300 years. There have been a lot of changes made in the modern era.