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A system of communication through the use of speech, a collection of sounds understood by a group of people to have the same meaning.
A collection of languages related to each other through a common ancestor long before recorded history.(indo-european)
A collection of languages within a branch that share a common origin in the relatively recent past and display relatively few differences in grammar and vocabulary.(individual languages-english,spanish,ect)
The form of a language used for official government business, education, and mass communications.
hypothesized ancestral language of Proto-Indo-European, as well as other ancestral language families.
the the theory which states that with increased food supply and increased population, speakers from the hearth of Indo-European languages migrated into Europe
the theory that early Proto-Indo-European speakers spread westward on horseback, overpowering earlier inhabitants and beginning the diffusion and differentiation of Indo-European tounges
The language adopted for use by the government for the conduct of business and publication of documents.
A language mutually understood and commonly used in trade by people who have different native languages
A made-up Latin-based language, which its European proponents in the early twentieth century hoped would become a global language.
a culturally shared trait that gives an ethnic group a strengthened sense of awareness and self-identity
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