Possible Clues:

• Giant woman is at it, turning head
• Rhea, for example, bird on a headland
• Huge female trained in States
• In Greek myth, Rhea or Tethys but not Hyperion
• Giantess
• Superwoman out in States
• Big female bird with a head buried
• Legendary female intellectual working in States
• Female giant of myth
• Rhea, for example, could be nastiest