abuse, afflict, aggrieve, alarm, apprehend, approach, await, be imminent, be in store, befoul, bewitch, blight, bludgeon, bode, breakers ahead, brew, bulldoze, bulldozing, bully, cardhouse, cause for alarm, come on, comminate, commination, compromise, condemn, confront, corrupt, cow, crisis, croak, crucify, curse, damage, danger, dangerous ground, daunt, defile, denounce, denunciation, deprave, despoil, destroy, disadvantage, disserve, distress, do a mischief, do evil, do ill, do wrong, do wrong by, doom, draw near, draw nigh, draw on, emergency, empty threat, endanger, endangerment, envenom, face, forebode, foreboding, forewarn, forthcome, frighten, gaping chasm, gather, gathering clouds, get into trouble, hang over, harass, harm, have a premonition, have a presentiment, hazard, hex, house of cards, hover, hurt, idle threat, imminence, impair, impend, imperil, imperilment, implied threat, infect, injure, intimidate, intimidation, jeopard, jeopardize, jeopardy, jinx, lie over, look black, look threatening, loom, lower, maltreat, mistreat, molest, near, outrage, overhang, pass, peril, persecute, pinch, play havoc with, play hob with, plight, poison, pollute, portend, preapprehend, predicament, prejudice, promise of harm, quicksand, risk, rocks ahead, savage, scare, scathe, storm clouds, strait, sword of Damocles, taint, terrify, terrorize, thin ice, threat, threaten, threateningness, threatfulness, torment, torture, utter threats against, violate, warn, warning, wound, wreak havoc on, wrong
warn, caution, forewarn, prewarn, admonish, premonish, give notice, give warning, dehort, menace
, put on one's guard, sound the alarm, croak, beware, ware, take warning, take heed at one's peril, keep watch and ward.
, defiance, abuse, minacity, intimidation, denunciation, fulmination, commination, gathering clouds, threatening, menacing, minatory, minacious, comminatory, abusive, in terrorem, ominous, defiant, under the ban, Int, vae victis!, at your peril!, do your worst!.
threat, threaten, menace
, snarl, growl, gnarl, mutter, bark, bully, defy, intimidate, keep in terrorem, hold up in terrorem, hold out in terrorem, shake the fist at, double the fist at, clinch the fist at, thunder, talk big, fulminate, use big words, bluster, look daggers, stare daggers.