What Is Another Way to Say “Life-Threatening”?

Looking for synonyms for life-threatening? We’ve got you covered!

Here’s a list of other ways to say life-threatening.

  • Fatal
  • Mortal
  • Deadly
  • Lethal
  • Perilous
  • Dangerous
  • Critical
  • Grave
  • Dire
  • Hazardous
  • Death-defying
  • Terminal
  • Serious
  • Severe
  • Acute
  • Catastrophic
  • Menacing
  • Precarious
  • Urgent
  • High-risk

Want to learn how to say life-threatening professionally? Keep reading for examples and use cases.

1. Fatal

Appropriate Use: Indicates a situation or condition that can result in death.
Example: The patient was diagnosed with a fatal heart condition.

2. Mortal

Appropriate Use: Used to describe a severe threat to life.
Example: The rescue team responded to a mortal injury at the construction site.

3. Deadly

Appropriate Use: Refers to something that is likely to cause death.
Example: The chemical spill was considered a deadly hazard to the local community.

4. Lethal

Appropriate Use: Describes a high potential for causing death.
Example: The laboratory is researching the effects of several lethal toxins.

5. Perilous

Appropriate Use: Indicates a situation involving high risk or danger.
Example: The mission into the storm was a perilous endeavor.

6. Dangerous

Appropriate Use: Refers to something that poses a risk to life or well-being.
Example: Operating heavy machinery without proper training is dangerous.

7. Critical

Appropriate Use: Used for situations or conditions that are extremely serious and life-threatening.
Example: The patient is in critical condition following the accident.

8. Grave

Appropriate Use: Indicates a situation or condition that is very serious and worrying.
Example: The environmental report highlighted grave concerns for local wildlife.

9. Dire

Appropriate Use: Refers to a situation of extreme urgency or seriousness.
Example: The shortage of water in the region is a dire issue.

10. Hazardous

Appropriate Use: Describes something that poses a risk or danger.
Example: Handling these materials without proper gear is hazardous.

11. Death-defying

Appropriate Use: Indicates an extremely dangerous action that risks death.
Example: The stunt performer is known for his death-defying feats.

12. Terminal

Appropriate Use: Refers to a disease or condition that is likely to lead to death.
Example: The diagnosis was terminal cancer.

13. Serious

Appropriate Use: Describes a condition or situation that is dangerous and requires urgent attention.
Example: The factory faced a serious safety issue that needed immediate resolution.

14. Severe

Appropriate Use: Indicates a very bad or intense situation or condition.
Example: The storm posed a severe threat to the coastal villages.

15. Acute

Appropriate Use: Describes a condition that is intense and severe, often developing suddenly.
Example: The patient suffered an acute respiratory failure.

16. Catastrophic

Appropriate Use: Refers to a situation causing great damage or suffering.
Example: The earthquake’s impact was catastrophic.

17. Menacing

Appropriate Use: Indicates something that is a threat or danger.
Example: The spread of the virus is a menacing challenge for the healthcare system.

18. Precarious

Appropriate Use: Describes a situation that is dangerously unstable or uncertain.
Example: The economic situation is precarious and could lead to a crisis.

19. Urgent

Appropriate Use: Indicates a situation requiring immediate action or attention.
Example: The patient requires urgent care to prevent life-threatening complications.

20. High-risk

Appropriate Use: Describes situations or actions that carry a high probability of danger.
Example: The surgical procedure is high-risk due to the patient’s condition.

Linda Brown