The crossword solution for the term 'twists into a knot' is 'gnarls'. Gnarls are knots or protrusions in wood, usually caused by a tree's growth being distorted due to environmental factors such as wind, drought, or disease. They can also be found in other materials such as metal and plastic. Gnarls are often used in furniture making and carpentry, as they add an interesting texture and visual appeal to the finished product.