Answer:
What is it that no man ever saw, which never was, but always will be?
What is an acceptable act of violence during saint Patrick's day?
What devours all and can kill a king. Destroy a town and crushes mountains down?
Lots of them make up a word, And lots of words are in them. It's easy when you think about it. A while ago we stamped and mailed them.
Where jewelry pierces your head.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.