Caromos is a demon appearing in the Sacred Magic of Abramelin the Mage. He serves the infernal prince Ariton. In Mathers’ translation demon’s name means “joy” from a Greek root. In other texts name may appear as Calamosy. A.G.H.
Belanger, Michelle. The Dictionary of Demon: Names of the Damneds. Llewellen Publications. 2010. ebook.