Need another word that means the same as “fatal”? Find 20 synonyms and 30 related words for “fatal” in this overview.
The synonyms of “Fatal” are: black, calamitous, disastrous, fateful, deadly, lethal, mortal, killing, devastating, ruinous, catastrophic, cataclysmic, destructive, grievous, dire, crippling, crushing, injurious, harmful, costly
According to the Oxford Dictionary of English, “fatal” as an adjective can have the following definitions:
| black | Made black especially as with suffused blood. Through the pitch black woods. |
| calamitous | Having extremely unfortunate or dire consequences; bringing ruin. A calamitous defeat. |
| cataclysmic | Used to emphasize the extent of something bad or unwelcome. A cataclysmic earthquake. |
| catastrophic | Involving or causing sudden great damage or suffering. Catastrophic illness. |
| costly | Having a high price. The government s biggest and most costly mistake. |
| crippling | That cripples or disables or incapacitates. Interest rates rose to a crippling 13 per cent. |
| crushing | Causing overwhelming disappointment or embarrassment. The news came as a crushing blow. |
| deadly | Exceedingly harmful. A deadly weapon. |
| destructive | Causing destruction or much damage. The destructive power of weapons. |
| devastating | Physically or spiritually devastating often used in combination. A devastating cyclone. |
| dire | Causing fear or dread or terror. Misuse of drugs can have dire consequences. |
| disastrous | Having extremely unfortunate or dire consequences; bringing ruin. United made a disastrous start to the season. |
| fateful | Having momentous consequences; of decisive importance. A fateful error. |
| grievous | (of something bad) very severe or serious. A grievous loss. |
| harmful | Causing or likely to cause harm. Too much sun is harmful to the skin. |
| injurious | Harmful to living things. Food which is injurious to health. |
| killing | Very funny. A killing disease. |
| lethal | Very harmful or destructive. A lethal injection. |
| mortal | Unrelenting and deadly. A mortal foe. |
| ruinous | Extremely harmful; bringing physical or financial ruin. A ruinous war. |
| antidote | A medicine taken or given to counteract a particular poison. There is no known antidote to the poison of the pufferfish. |
| calamitous | Having extremely unfortunate or dire consequences; bringing ruin. A calamitous defeat. |
| catastrophic | Extremely harmful; bringing physical or financial ruin. A catastrophic depression. |
| crushing | Physically or spiritually devastating; often used in combination. The news came as a crushing blow. |
| damaging | Causing physical damage. New cars are less damaging to the environment. |
| deadly | As if dead. Her skin was deadly pale. |
| destructive | Causing great and irreparable damage. A policy that is destructive to the economy. |
| detrimental | Tending to cause harm. Recent policies have been detrimental to the interests of many old people. |
| devastating | Physically or spiritually devastating often used in combination. A devastating cyclone. |
| disastrous | Having extremely unfortunate or dire consequences; bringing ruin. United made a disastrous start to the season. |
| exotoxin | A toxin released by a living bacterial cell into its surroundings. |
| harm | Cause or do harm to. I can t see any harm in it. |
| harmful | Causing or capable of causing harm. Sugars which can be harmful to the teeth. |
| injurious | Harmful to living things. Food which is injurious to health. |
| lethal | (in a sporting context) very accurate or skilful. Lethal weapon. |
| mortal | Denoting a grave sin that is regarded as depriving the soul of divine grace. Capacities only possible of God rather than mortals. |
| noxious | Injurious to physical or mental health. They were overcome by the noxious fumes. |
| pernicious | Exceedingly harmful. The pernicious influences of the mass media. |
| poison | Add poison to. Someone had tried to poison me. |
| poisoning | The act of giving poison to a person or animal with the intent to kill. Symptoms of poisoning may include nausea diarrhoea and vomiting. |
| poisonous | (of a substance or plant) causing or capable of causing death or illness if taken into the body. Poisonous hate. |
| pollutant | A substance that pollutes something, especially water or the atmosphere. Chemical pollutants. |
| prejudicial | Causing harm or injury. The presence of discriminatory or prejudicial attitudes in the white population. |
| ruinous | Disastrous or destructive. A ruinous war. |
| toxic | Denoting securities that are based on toxic debt and for which there is not a healthy or functioning market. Suffering from exposure to toxic substances. |
| toxicity | The quality of being toxic or poisonous. That was how I protected my partner from my family s toxicity. |
| toxin | A poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species. |
| tragic | A boring or socially inept person, typically having an obsessive and solitary interest. A tragic accident. |
| venom | Extreme malice and bitterness shown in someone’s attitudes, speech, or actions. Her true venom seems reserved for the media itself. |
| virulent | Bitterly hostile. Staphylococcus aureus is a common organism whose virulent strains are causing problems. |
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