lethal
/ˈliːθəl/
adjective
- Able to cause death; deadly.
- The soldier carried a lethal weapon.
- The snake's venom is lethal to humans.
- Driving at high speeds on icy roads can be lethal.
- Very harmful or destructive, though not necessarily causing death.
- That joke was lethal — I laughed so hard I couldn't breathe.
- The combination of stress and lack of sleep can be lethal to your health.
- The team's lethal offense scored five goals in the first half.