Re-arrange the letters,
OOUSWTDNEJR
to spell just one word

I take you by night, by day take you back. 
None suffer to have me, but do from my lack. What am I?

When you buy me am square.
When you open me am circle.
When you eat me am triangle.

I go up when rain comes down. 
What am I?

Without fingers, I point,
without arms, I strike,
without feet, I run.

What am I?

What man cannot go inside a house?

Can you find the the mistake?
A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z

What is so fragile the slightest sound will break it?

What is in front of a woman and at the back of a cow?

I am a 9 letters word.. children like my first 5 letters and hates the last 4. 
What am I?

No matter how little or how much you use me, you change me every month. What am I? 

What goes up, lets out a load, then goes back down?