Jaichand

Etymology
From Jaichand, Hindi variant of Sanskrit Jayachandra, a Gahadavala king whose rule immediately preceded the Ghurid Muslim conquest of much of India, and who was unfairly accused in the poem Prithviraj Raso of conspiring with the Ghurids against India in order to defeat his rival Prithviraj. From, from +.

Noun

 * 1)  One who opposes Hindutva and supports its enemies, a traitor, especially a race traitor.
 * 2) * 2021, Devdutt Patanaik, MumbaiMirror
 * But in Hindutva mythology, Jaichand is the archetypal traitor because of whom Muslims are able to invade and conquer India, overpowering the valiant Rajputs.