破裂【はれつ】
bursting, rupture, explosion, breakdown (of talks, negotiations, etc.), breaking off
引き裂く【ひきさく】
to tear up, to tear off, to rip up, to tear to pieces, to (forcibly) separate (a couple, family, etc.), to force apart, to tear apart
分裂【ぶんれつ】
split, division, break up
亀裂【きれつ】
crack, crevice, fissure, chap, rift
裂く【さく】
to tear, to rip up, to cut up, to cleave, to cut open (esp. the abdomen), to forcibly separate (e.g. two lovers), to spare (time, money, etc.), to use part of something, to have a tattoo in the corner of one's eye
切り裂く【きりさく】
to cut off, to cut up, to tear to pieces
決裂【けつれつ】
breakdown (of talks, negotiations, etc.), breaking off, rupture
裂け目【さけめ】
tear, rip, rent, slit, crack, chasm, rift
核分裂【かくぶんれつ】
nuclear fission, karyokinesis (division of a cell nucleus during mitosis or meiosis)
四分五裂【しぶんごれつ】
torn asunder, disrupted and disorganized
細胞分裂【さいぼうぶんれつ】
cell division