The Batak people in Indonesia primarily speak Batak languages, which include different dialects such as Toba, Karo, Simalungun, Pakpak, and Mandailing. These languages belong to the Austronesian language family and are indigenous to the island of Sumatra.

The Khoikhoi people speak Khoi, one of Khoisan languages--the Khoisan languages are the click languages--spoken in Southern Africa.

Spoken languages are languages that are spoken by people for communication. They involve vocalization and sound production to convey meaning, as opposed to written languages, which use visual symbols for communication. There are thousands of spoken languages used around the world.