As nouns the difference between dravidian and kalarippayattu
is that
dravidian is a member of any of several aboriginal peoples of india and sri lanka thought to have spread in india before aryan migration while
kalarippayattu is an ancient dravidian martial art from the indian state of kerala.
As a proper noun dravidian
is a family of related ethnicities and languages primarily in southern india, northeast sri lanka, and parts of pakistan, and bangladesh.