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 Bengali Language
According to Wikipedia.org, Bengali is a popular Indo-Aryan language. The native speakers of this language are from the Bengal region in South Asia. It is also popularly known as Bangla and is the official language of Bangladesh. You will be surprised to know that is widely spoken in 22 scheduled languages of India. The total number of native speakers is 250 million. If we talk about the writing system it is Bengali and Bengali Braille. There are two different standard styles in Bengali known as Sadhubhasa (elegant or genteel speech) and the Chaltibhasa (current or colloquial speech). It is now used for both business and personal communications. If we talk about the simple Bengali sentence is follows a subject-object-verb word order. When it is present the negative particle will come at the ending of a sentence. You need to recognize six different cases and three verb tenses.