| Main Entry: | |
| Part of Speech: | noun |
| Definition: | substance that causes harm, death |
| Synonyms: | adulteration, bacteria, bane, blight, cancer, contagion, contamination, corruption, germ, infection, malignancy, miasma, toxicant, toxin, toxoid, venin, venom, virus |
| Antonyms: | antidote |
| Main Entry: | poison/poisonous |
| Part of Speech: | adjective |
| Definition: | harmful |
| Synonyms: | bad, baleful, baneful, corrupt, corruptive, dangerous, deadly, deleterious, destructive, detrimental, evil, fatal, hurtful, infective, lethal, malicious, malignant, mephitic, miasmatic, morbid, mortal, nocuous, noisome, noxious, peccant, pernicious, pestiferous, pestilential, septic, toxic, toxicant, toxiferous, venomous, vicious, viperous, virulent |
| Antonyms: | aiding, antidotal, assisting, curing, healing, helpful |
| Main Entry: | adversity |
| Part of Speech: | noun |
| Definition: | bad luck, situation |
| Synonyms: | affliction, bad break, bummer, calamity, can of worms, catastrophe, clutch, contretemps, crunch, difficulty, disaster, distress, downer, drag*, evil eye, hard knocks, hard times, hardship, hurting, ill fortune, jam, jinx, kiss of death, misery, misfortune, mishap, on the skids, pain in the neck, poison*, reverse, sorrow, suffering, the worst, tough luck, trial, trouble |
| Antonyms: | aid, encouragement, favor, fortune, good luck, help, prosperity |
| Main Entry: | bane |
| Part of Speech: | noun |
| Definition: | cause of misery |
| Synonyms: | affliction, blight, burden, bête noir, calamity, curse, despair, destruction, disaster, downfall, fatal attraction, misery, nuisance, pest, plague, poison, ruin, ruination, scourge, torment, trial, trouble, undoing, venom, woe |
| Antonyms: | advantage, blessing, fortune, good luck |
| Main Entry: | canker |
| Part of Speech: | verb |
| Definition: | blight, corrupt |
| Synonyms: | animalize, bestialize, consume, corrode, debase, debauch, demoralize, deprave, embitter, envenom, inflict, pervert, poison, pollute, rot, ruin, scourge, sore, stain, ulcer, vitiate |
| Main Entry: | carcinogen |
| Part of Speech: | noun |
| Definition: | cancer-causing agent |
| Synonyms: | deadly chemical, health hazard, killer*, mutagen, poison, toxin |
| Main Entry: | cocaine |
| Part of Speech: | noun |
| Definition: | illegal drug |
| Synonyms: | blow*, coke, controlled substance, crack*, crystal*, freebase, happy dust, ice*, joy powder, mojo, narcotic, nose candy, poison*, snort, snow*, speedball, stardust, stuff*, sugar*, white horse, white lady, wings |
| Main Entry: | contagion |
| Part of Speech: | noun |
| Definition: | infection |
| Synonyms: | bane, contamination, corruption, illness, miasma, pestilence, plague, poison, pollution, taint, transmission, venom, virus |
| Main Entry: | contaminate |
| Part of Speech: | verb |
| Definition: | adulterate |
| Synonyms: | alloy, befoul, corrupt, debase, debauch, defile, deprave, desecrate, dirty, harm, infect, injure, muck up, pervert, poison, pollute, profane, radioactivate, soil, spoil, stain, sully, taint, tarnish, vitiate |
| Antonyms: | clean, cure, heal, purify, sterilize |