#Vietnam
- Annamite — A historical term used in the past (especially during the French colonial era) to designate a person belonging to the majority population of Annam, the central region of present-day Vietnam, or an inhabitant of this territory. As an adjective, it describes a cultural, linguistic, or geographic element pertaining to this Asian area or its inhabitants. In modern scientific language, the term is considered obsolete and has been completely replaced by 'Vietnamese'.
- Annam — A historical region and former French protectorate situated in the central part of modern Vietnam, bordered by Tonkin to the north and Cochinchina to the south. In a colonial and dynastic context, the term denoted the entire territory controlled by the Nguyễn dynasty, used historically by the Chinese empire (as An Nam - Pacified South) and later by the administration of French Indochina prior to the unification and independence of the Vietnamese state.
- Austroasiatic — Pertaining to a large language family of Southeast Asia and eastern India, comprising discontinuously distributed idioms such as Khmer and Vietnamese; as a neuter noun, it denotes the linguistic phylum itself. It also describes ethno-cultural elements or native populations speaking these languages.
- Bac Bo — A geographical and historical name used to designate the northern region of Vietnam, historically known in the West as Tonkin. This area, centered on the fertile delta of the Red River, represents the cradle of Vietnamese civilization and includes the capital Hanoi; in a modern sense, the term is used in administration, geopolitics, and tourism to describe the northern Vietnamese provinces.