Boucle can be made out of a lot of different things, but I would say if you're not used to working with it try something acrylic, like Bernat soft boucle yarn. As an acrylic, it can be machine washed and is very durable.
cold sweat - the physical condition of concurrent perspiration and chill; associated with fear. fear, fearfulness, fright - an emotion experienced in anticipation of some specific pain or danger (usually accompanied by a desire to flee or fight)
Sweating. Sweating is a bodily function that helps regulate your body temperature. Also called perspiration, sweating is the release of a salt-based fluid from your sweat glands. Changes in your body temperature, the outside temperature, or your emotional state can cause sweating.yperhidrosis is the condition of excessive sweating from the armpits, hands, and feet. This condition can be embarrassing and may prevent you from going about your daily routines. Conversely, anhidrosis is the absence of sweat.