suicidal
🇺🇸
/ˌsuːɪˈsaɪdl/
🇬🇧
/ˌsuːɪˈsaɪdl/
wanting to end one's own life
He felt suicidal after losing his job.
彼は失業した後、自殺願望を感じた。
very dangerous and likely to cause death or serious problems
Driving without a seatbelt is suicidal behavior.
シートベルトをせずに運転することは自殺行為です。