Most of these names are Persian, and readily traceable to Old Persian roots.

And Parshandatha, and Dalphon, and Aspatha, and Poratha, and Adalia, and Aridatha, and Parmashta, and Arisai, and Aridai, and Vajezatha, the ten sons of Haman the son of Hammedatha, the enemy of the Jews, slew they,.... Along with the five hundred men, at the head of which they were:
but on the spoil laid they not their hands; though they were allowed by the edict to do it, Esther 8:11, but this they did not, that it might appear that they did not take away their lives from a covetous desire of their estates, but purely in self-defence; and they might do this, the more to ingratiate themselves to the king, to whom the goods and estates of those men would be confiscated.