Hel Daughter of Loki and Goddess of the underworld in Asatru. to "go to Hel" is to die. Hel was appointed by the god Odin as ruler of a realm of the same name, located in Niflheim. Hel plays a key role in the attempted resurrection of the god Baldr.
Lilith is a Hebrew name for a figure in Jewish mythology, developed earliest in the Babylonian Talmud, who is generally thought to be in part derived from a historically far earlier class of female demons.