Answer:
The sharp slim blade, that cuts the wind. What is it?
What word is a plural, but when you add an "S" to the end, it becomes singular?
When I’m metal or wood, I help you get home. When I’m flesh and I’m blood, In the darkness I roam.
I have five letters and people eat me. When you remove my first letter I become a crime. Remove my first two letters and I am an animal. If you remove my first and last letters I'm a form of music
One by one we fall from heaven down into the depths of past, And our world is ever upturned so that yet some time we’ll last.
What is yours but only used by others?