Answer:
Spies and detectives do this to phones and musical shoes make this sound.
Four kings of whom I am one lord. Often on deck but never on board. Though I have a large heart, I am always seen at war. During which I always wear a suit, but never a suit of armor. Who or what am I?
It is hate and has hate in it, but it isnβt hate.
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair
I shave several times a day, yet I still have a beard. Who am I?
Walk on the living, they don't even mumble. Walk on the dead, they mutter and grumble.