The world has nearly 3,000 languages which can be grouped into roug he 300 language families on the basis of similarities in their basic word stock and grammar. The Indo-European is made up of most of the languages of Europe, the near East, and IndiaThe world has nearly 3,000 languages, which can be grouped into roughly 300 language families on the basis of similarities in their basic word stock and grammar. The Indo-European is made up of most of the languages of Europe, the near East, and India