expression, godan verb (-ru)
life-threatening; a matter of life or death
Used for situations, injuries, or illnesses that could cause death. Often appears before nouns (e.g., 命に関わる病気).
その事故は命に関わる大けがだった。
The accident resulted in a life-threatening injury.
この病気は早期に治療しないと命
This illness can be life-threatening if not treated early.