殺伐[satsubatsu] bloodthirsty
征伐[seibatsu] conquest
討伐[toubatsu] subjugation
南征北伐[nanseihokubatsu] attacking in all directions
伐つ[utsu] to strike

伐採[bassai] lumbering
伐倒[battou] felling
伐木[batsuboku] felling
伐り出す[kiridasu] to quarry
濫伐[ranbatsu] reckless deforestation

ブチ殺す[buchikorosu] to kill by hitting
押殺す[oshikorosu] to crush to death
あっ殺[assatsu] crushing to death
暗殺[ansatsu] assassination
暗殺事件[ansatsujiken] assassination

一殺那[issetsuna] (a) moment
殴り殺す[nagurikorosu] to strike dead
殴殺[ousatsu] beating to death
皆殺し[minagoroshi] massacre
かみ殺す[kamikorosu] to stifle a smile, yawn, etc.