Answer:
An utensil used for bread. Also a paper cutter. Used by a thug to take a life, Or wielded by the tamest wife, When used to spread the butter.
What stays in one corner but travels around the world?
What leaps one time out of four?
What ends in E, starts with E and has a letter inside it?
What pulls you down and never lets go?
I am your mother's brother's only brother in law. Who am I?