Answer:
What word has kst in the middle, in the beginning, and at the end?
We are all around, yet to us you are half blind. Sunlight makes us invisible, and difficult to find.
People are hired to get rid of me. I'm often hiding under your bed. In time I'll always return you see. Bite me and you're surely dead.
My first is in wield, sever bones and marrow. My second is in blade, forged in cold steel. My third is in arbalest, and also in arrows. My fourth is in power, plunged through a shield. My fifth is in honor, and also in vows My last will put an end to it all.
What turns everything around but does not move?
I can only be played on a windy day