Answer:
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
What word when read from left to right is a ruler, but when read from right to left is a servant?
I am a mother from a family of eight. I spin around all day despite my weight. Had a ninth sibling before founding out it was fake. What am I?
I am commonly abbreviated to H
I wiggle and cannot see; sometimes underground and sometimes on a tree. I really don't want to be on a hook and I become a person when combined with “book”.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.