Cleracai is a demon in Mathers’ translation of the Sacred Magic of Abramelin the Mage. Mathers suggests the demonic name means “the clerk.” Cleraca serves under the four demonic princes Amaimon and Ariton. In other Abramelin material there are various spellings of the name such as Klora-cha and Klorecha. A.G.H.
Belanger, Michelle. The Dictionary of Demon: Names of the Damneds. Llewellen Publications. 2010. ebook.