Answer:
You might accuse someone living with a stolen identity of being this.
What gets wetter and wetter the more it dries?
What is so delicate that saying its name breaks it?
Whipping one of these out in the wrong setting is said to be terrible luck.
I call the trees my home, yet I never go inside, and if I ever fall off the tree I will be surely be dead.
I stay where I am when I go off. What am I?