Answer:
Passed from father to son and shared between brothers, its importance is unquestioned though it is used more by others.
Securing your documents is easy with these trusty metal objects
Take one royal word in the plural and make it singular by adding one letter
What kind of apple isn’t an apple?
Remove 'Y' and you do this with apparel. Remove 'E' and I am cautious.
Walk on the living, they don't even mumble. Walk on the dead, they mutter and grumble.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?