Proper noun
Severus
An ancient Roman cognomen, notably that of Septimius Severus.
3. Tetrarchy until 16 May 307 After the death of Constantius his legions proclamate his son Constantin to be the new Augustus, but Galerius elevates Severus to be the new junior Augustus and compensates Constantin with the grade of ''Caesar'. Source: Internet
According to Edward Bishop Elliott, an era in Roman history commencing within about 15 years after the death of Alexander Severus strongly marks every point of this terrible emblem. Source: Internet
According to Sulpicius Severus, he converted an Alpine brigand on the way, and confronted the Devil himself. Source: Internet
Additionally Severus Snape lectures Harry Potter when they first meet in the first novel, Harry Potter and the Philosopher's Stone that "As for monkshood and wolfsbane, they are the same plant, which also goes by the name of aconite." Source: Internet
After the death of Severus in 210 they withdrew south to Hadrian's Wall, which would be Roman frontier until it collapsed in the 5th century. Source: Internet
Amidst growing opposition, Elagabalus, just 18 years old, was assassinated and replaced by his cousin Severus Alexander on 11 March 222, in a plot formulated by his grandmother, Julia Maesa, and carried out by disaffected members of the Praetorian Guard. Source: Internet