This is the 9087th most frequent Japanese word.
滅ぼし
"滅ぼし" means "destruction" or "ruin."
滅ぼし was used in past tense to describe the action of destruction by a war.
彼は古代文明を滅ぼした戦争について書いています。
He is writing about the war that destroyed ancient civilizations.
滅ぼし was used in potential form to indicate the ability to cause destruction to friendships.
悪意が友情を滅ぼし得ることを覚えておいてください。
Remember that malice can destroy friendship.
滅ぼし was used to discuss preventing the destruction of the natural environment.