Indian Palaeography from about B.C. 350 to about A.D. 1300 c9.s2.t1.64

400 = *su-ki* (III), or *su-pka* (X; XIII; XIV), but *śu-pka* (XI). 500 = *śu-tra* (IV). 600 = *śu-phra* (XII). 700 = *su-gra* (III).