한국어(han-guk-eo, hangukeo)
The official language of South and North Korea
When to use
Everyday conversation, Official documents, Learning Korean, Understanding Korean culture
The nuance
Korean is an agglutinative language using particles for grammar roles, with relatively free word order.
영어(yeong-eo, yeongeo)
An international lingua franca used in the UK, USA, and worldwide
When to use
International business, Science and technology, Travel English, English education
The nuance
English is an inflectional language with strict word order: subject-verb-object.
중국어(jung-guk-eo, junggukeo)
A Sino-Tibetan language spoken in China and Taiwan, with important tones
When to use
Understanding Chinese culture, Business conversation, Tone practice, Learning Chinese characters
The nuance
Chinese is a tonal language where meaning depends on tones, and uses Chinese characters (Hanzi).