self-destruction

self-de·struc·tion (slfd-strkshn)

n.

1. The act or process of destroying oneself or itself.

2. Suicide.

Thesaurus

Noun	1.	self-destruction - the act of killing yourself; "it is a crime to commit suicide" self-annihilation, suicide kill, putting to death, killing - the act of terminating a life assisted suicide - suicide of a terminally ill person that involves an assistant who serves to make dying as painless and dignified as possible felo-de-se - an act of deliberate self destruction hara-kiri, harakiri, harikari, seppuku - ritual suicide by self-disembowelment on a sword; practiced by samurai in the traditional Japanese society suttee - the act of a Hindu widow willingly cremating herself on the funeral pyre of her dead husband
	2.	self-destruction - the act of destroying yourself; "his insistence was pure self-destruction" destruction, devastation - the termination of something by causing so much damage to it that it cannot be repaired or no longer exists