Answer:
What is made of water but if you put it in water it will die?
I am whole but incomplete. I have no eyes, yet I see. My largest part is one fourth of what I once was. What am I?
You can read me both ways I wear; One way it's a number reversed a snare.
I have a title and many pages. I am a genteel of genteel descent. I am a killer veteran of war. I am a slave to my lord pledged to his service.
I stink up your breath and fights evil vampires
No matter how little or how much you use me, you change me every month.