the world > action or operation > harm or detriment > danger > [noun] > instance or cause of > dangerous subject or affair (4)
In figurative contexts (chiefly in plural).
Physically agitated; of the sea, sky, etc., stormy; of water, wine, etc., stirred up so as to diffuse the sediment, made thick or muddy, turbid.
figurative. colloquial (originally U.S.). A situation or thing that is explosive or controversial in nature; (also) something which is exciting or…
figurative. A situation or subject presenting unseen hazards.