Constrictor Knot- used to tie a smaller rope to a larger one, or to tie a rope to a stake or pole; a substitute for whipping; as a lashing for light construction; as a hose clamp. A secure nonslip knot; difficult to untie without cutting. (the substitute)
Tying a rope is one of the most practical skills to have in your arsenal, and 99 percent of the time, a bowline is the best knot for the job. Not only does it offer a rock solid hold, it can be tied and untied in seconds, even after bearing tension.