Precarious
Part of speech: adjective
Definition: dangerously insecure or unstable; perilous depending on the intention of another
Example sentence: Most of the clubs I have had, they have been in a precarious situation when I have taken over and I have had to change it, even going back to Scarborough and all that.
Unsafe
Part of speech: adjective
Definition: not safe; dangerous
Example sentence: Since I started CrossFit, I've read and heard about the critics talk about how unsafe it is, and my only response to that is any form of exercise can be unsafe if you don't have the proper coaching, education and guidance.