succubus, a feminine demon that seduces you in your sleep.
incubus, a masculine demon that seduces you in your sleep,
cuckubus, a demon that seduces your partner while you sleep.
(sorry, blame @nothingismoral)
arquebus, a demon that shoots you while you sleep.
Cannibus, a demon that gets you really high while you sleep. 666 blaze it!
Omnibus, a demon that does all the above and more.
Autobus, a form of public transportation.
Catbus, a Ghibli form of transportation
Superbus, the legendary seventh and final king of Rome, reigning from 535 BC until the popular uprising in 509 that led to the establishment of the Roman Republic. He is commonly known as Tarquin the Proud, from his cognomen Superbus (Latin for “proud, arrogant, lofty”).
what.
Syllabus, a demon that promises you all the knowledge of the world but ends up trapping you in a system of standardized tests.
Omegabus, one of a class of all-knowing demons that uses acausal blackmail to extract services and resources.
Altabus, one of a class of low-status wizards known for their fringe politics, responsible for the creation of the Lesser Cuckubus and unleashing it upon the Aethernet.