自殺

to kill oneself / to commit suicide / to attempt suicide

self / oneself / from / since / naturally / surely

to kill / to murder / to attack / to weaken or reduce / to smart (dialect) / (used after a verb) extremely

hara-kiri

to commit suicide to escape punishment

suicide (attack) / suicidal

a suicide bomb

suicide bombing

suicide bomber

a death claimed to be a suicide by the authorities