Origin: Latin suffix -al
Suicidal has 3 different meanings across 1 category:
someone suicidal, someone likely to kill themselves
"After losing his job and facing mounting debts, he became increasingly suicidal, spending hours staring out the window without speaking."
dangerous to yourself or your interests
"suicidal impulses"
"a suicidal corporate takeover strategy"
"a kamikaze pilot"
Pertaining to suicide.
"The doctor noted that his sudden withdrawal from all medication was a suicidal act that required immediate intervention."