Lingua franca and other scholars of different nationalities. The term is taken from the medieval Mediterranean Lingua Franca, a Romance-based pidgin language used by European merchants and sailors during the 2nd millennium. A world language – a language spoken internationally and learned and spoken by a large number of people – is a language that may function as a global lingua franca. Lingua Franca refers to any language used for communication between people who do not share a native language. It can refer to hybrid languages such as pidgins and creoles used for communication between language groups. It can also refer to
Mixed language not include Michif, which combines French lexical items in specific contexts, but still utilizes Cree lexical and grammatical items. Yaron Matras distinguishes between three types of models for mixed language: "language maintenance and language shift, unique and predetermined processes ("intertwining"), and conventionalisation of language mixing patterns". The first model involves the use of one language for heavy substitutions of entire grammatical paradigms or morphology of another language. This is because a speech community will not adopt a newer dominant language, and so adapt their language with grammatical material from the dominant language. Bakker (1997) argues that mixed languages result from