Korean vocabulary consists of words and phrases used in the Korean language, which is spoken primarily in South Korea and North Korea. The language has a unique writing system called Hangul, created in the 15th century, which makes it easier to learn and read. Korean vocabulary includes native words, Sino-Korean words derived from Chinese, and loanwords from other languages, reflecting the country's history and culture. Learning Korean vocabulary involves understanding its structure, including the use of particles and honorifics that indicate respect. Common themes in vocabulary include family, food, and daily activities, which are essential for effective communication. Mastering these words can enhance language skills and cultural appreciation.