comminatory

adjective comminatory

• menacing — something that threatens to cause evil, harm, injury, etc.; a threat: Air pollution is a menace to health.
• ominous — portending evil or harm; foreboding; threatening; inauspicious: an ominous bank of dark clouds.
• aggressive — An aggressive person or animal has a quality of anger and determination that makes them ready to attack other people.
• alarming — Something that is alarming makes you feel afraid or anxious that something unpleasant or dangerous might happen.
• cautionary — A cautionary story or a cautionary note to a story is one that is intended to give a warning to people.