Answer:
What has six faces and twenty-one eyes?
Alive without breath, As cold as death, Clad in mail never clinking, Never thirsty, ever drinking
My first is a body of water. My second is me. My third came before. My fourth before all three. My fifth sounds like my first. My sixth is in a lake. Put all six together to make an animal that will keep you awake.
What binds two people yet touches only one?
What can be swallowed, but can swallow you?
You use it between your head and your toes, the more it works the thinner it grows.