About Khmer Language
According to Wikipedia.org, The Khmer language is also known as Cambodian. It is the official language of Cambodia. There are around 11.3 million people in South-Eastern Thailand who also speak Khmer. This language is written with a special script that was first introduced in South India. Khmer is the official language of the ancient Khmer empire and in Angkor. There are several inscriptions from the 7th to 15th century that represent the prestige and use of this language. In Cambodia 15-16 million native speakers speak Khmer. People living in Khmer are close to the Southeast Asian population. The Northern Khmer dialect makes it distinctive among other languages. Khmer belongs to the Austroasiatic Khmeric Khmer language family.
About Indonesian Language
According to Wikipedia.org, Indonesian is the official language of Indonesia. It belongs to the Malayo-Polynesian branch while the standard dialect is Malay. When Indonesia became independent they declared Indonesian as their official language in 1945. Indonesian is spoken by 23 million people while it is the second language of 140 million people. As most Indonesians are bilingual they know more than three languages. Besides Indonesia, this language is also spoken in the Netherlands, the Philippines, and Singapore. Several dialects are spoken in various areas. The northern dialect is known as Malay while the southern dialect is most commonly spoken in Indonesia. There are regional dialects that are spoken in both north and south of Indonesia. It consists of six vowels but the sound system is similar to Malay.