By definition, a quilt is a coverlet or blanket made of two layers of fabric with a layer of cotton, wool, feathers, or down in between, all stitched firmly together, usually in a decorative crisscross design.
A sodomy law is a law that defines certain sexual acts as crimes. The precise sexual acts meant by the term sodomy are rarely spelled out in the law, but are typically understood by courts to include any sexual act deemed to be unnatural or immoral. Sodomy typically includes anal sex, oral sex and bestiality.
Sokaiya is the name of a form of large-scale bribery practiced by the yakuza. First, they buy shares in a company, just enough to get them a place at a shareholders meeting. Then they dig up as much dirt as they can on the company leadership.