precarious

Precarious:
From Merriam-Webster: Definition 3 (a ): dependent on chance circumstances, unknown conditions, or uncertain developments (b): characterized by a lack of security or stability that threatens with danger

I was catching up on Kellie Jo's blog and reading "Pressure Cooker", and I couldn't help think of this word. 

I need to go to work for a bit, but I'll be back to write more thoughts on this.