an epithet
Examples
Blasphemy is an epithet bestowed by superstition upon common sense.
Out of his surname they have coined an epithet for a knave, and out of his Christian name a synonym for the Devil.
Ah fair Zenocrate, divine Zenocrate, Fair is too foul an epithet for thee.
I refer to what Mill says in his History of India. He proves from many Indian writings that it is an epithet of praise which is applied to various deities, and does not represent the conception of perfection or unity which we associate with it.