Arunachal Pradesh literally means 'land of the dawn-lit mountains' in Sanskrit - 'aruna' (dawn/red), 'achala' (mountain), and 'pradesha' (region/land). This name refers to it being the easternmost state of India, where the sun first rises. Kerala means 'land of coconuts', Punjab is 'land of five waters', and Daman and Diu are Portuguese-derived names.