The Maniai were goddesses born of Nyx.
The cast of Mania. Die Geschichte einer Zigarettenarbeiterin - 1918 includes: Pola Negri as Mania - Zigarettenarbeiterin
She's a goddess, they are immortal. They don't die.
Well Mania is the roman goddess of insanity so I would presume that that's where we got manaic.
Isis the goddess is never thought to die.
Isis the Egyptian goddess did not die in myth.
According to myth, the Roman goddess Minerva did not die. She is immortal.
The Greek goddess of love, Aphrodite, did not die. She was immortal.
She is a goddess! She can't die.
Artemis is a Greek immortal goddess and did not die. Diana is a Roman immortal goddess and did not die.
The Greek goddess Athena was immortal, she did not die in myth.
She did not and die, and will never die.