2 adjectives to describe regicides

Were we to join Dumourier in a declaration not to rest until we had put to death those detestable regicides, calling themselves philosophers, and all the miscreants who had destroyed all lawful authority in France?

Nay, I am in great doubt whether any man could be found, who would earn a life of the most perfect satisfaction at the price of ending it in the torments which justice inflicted in a few hours on the late unfortunate regicide in France" (Sublime and Beautiful, pt. I. sec.

2 adjectives to describe  regicides