A pill, colloquially known as a bobble, fuzzball, or lint ball, is a small ball of fibers that forms on a piece of cloth. Pill is also a verb for the formation of such balls.. Pilling is a surface defect of textiles caused by wear, and is generally considered an undesirable trait. It happens when washing and wearing of fabrics causes loose fibers to begin to push out from the surface of …

Plush (from French peluche) is a textile having a cut nap or pile the same as fustian or velvet. Its softness of feel gave rise to the adjective "plush" to describe something soft or luxurious, which was extended to describe luxury accommodation, or something rich and full. ... Originally the pile of plush consisted of mohair or worsted yarn ...