Zelus
In Greek mythology, Zelus or Zelos was the daimon that personifies dedication, emulation, eager rivalry, envy, jealousy, and zeal. The English word "zeal" is derived from his name.Family
Zelus was the son of the Titan Pallas and the Oceanid Styx and thus, brother to Nike, Kratos and Bia.Mythology
Titanomachy
Zelus together with his siblings were winged enforcers who stood in attendance at Zeus' throne and formed part of his retinue.''Theogony''
''Bibliotheca''
Other appearances
Zelus Roman name was Invidia, which, in Latin, meant "to look against in a hostile manner". Because of its relation to Zelus, his Roman form was sometimes associated with the seven deadly sins.''Fabulae''
''Works and Days''
''Cynegetica''
Zelos may have also been identified with Agon, the personification of competition, and was closely connected with Eris. He was sometimes associated with Phthonus, the daimon of romantic jealousy.Genealogical tree