“Self-destruction” in Japanese
Short answer
Self-destruction in Japanese is “自滅” (jimetsu). Full meaning: self-destruction, ruining oneself; natural decay, perishing naturally.
Other ways to say “Self-destruction” in Japanese
自己破壊
jikohakai self-destruction, self-sabotage
自爆
jibaku suicide bombing (e.g. crashing one's plane into a target), self-destruction, blowing oneself up
自壊
jikai disintegration; self-destruction
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