Complex sentence: Malabars is a mistaken appellation in the nineteenth century led Westerners to designate all the people of South India (Tamils, Telugus, Malayalees and Kannadigas included) and its a term based on the Malabar region of present state of Kerala in India.
Split into simpler sentences: Malabars is a mistaken appellation from much of the colonial era and was used by Westerners to designate all the people of South India (Tamils, Telugus, Malayalees and Kannadigas included). The term is based on the Malabar region of present state of Kerala in India.