an Entity references as follows:
Khorat Thai, Korat Thai, Thai Korat or Thai Khorat (Thai: ไทโคราช; Thai pronunciation: [tʰaj kʰoːrâːt]) refers to an ethnic group named for their main settlement area in Nakhon Ratchasima Province, unofficially called "Korat". Korat Thai people call themselves Thai Boeng (ไทเบิ้ง [tʰaj bɤ̂ŋ]; also spelled Tai Berng or Tai Beung), Thai Doeng (ไทเดิ้ง [tʰaj dɤ̂ŋ]; Tai Derng, Tai Deung), or Thai Khorat. Other tribes in northern Thailand also refer to them by those names. Theories of the origin of the name Thai Boeng are: