垮 ⇒
垮 kuǎ, to collapse/to break or wear down/to defeat
打垮 dǎkuǎ, to defeat/to strike down/to destroy
搞垮 垮台 kuǎtái, [垮臺], to fall from power/to collapse/demise
弄垮 累垮 lèikuǎ, to collapse/to be worn out/to break down
压垮 yākuǎ, [壓垮], to cause sth to collapse under the weight/(fig.) to overwhelm
松松垮垮 拖垮 冲垮 chōngkuǎ, [衝垮], to burst/to break through/to topple