threatening
It is not life threatening if it is minor.
He had a life-threatening illness.
YES!!!!!! it is very life threatening!
No, nothing is threatening the Falls.
Her threatening demeanor made me decide to change the subject.
Heat stroke is immediately life threatening.
Yes, alcoholism can be a life-threatening disease.
to be true a non threatening emergency is when you have a problem but it isn't a life or death problem
The dark clouds in the sky looked threatening as they loomed over the town.
Yes."Threatening to kill, he quickly advanced forward."
I took an umbrella with me as the angry clouds were threatening rain.