suicidal

sifat adjective

1. Pertaining to suicide. He is an authority on the precursors of suicidal behavior.
2. (of a person) Likely to commit, or to attempt to commit, suicide. After losing his job, his wife, and his leg in a single week, he became suicidal.
3. Extremely reckless. His driving habits are utterly suicidal.

ot noun

1. Someone suicidal, someone likely to kill themselves