wool is made from wool. the clue is in the name. however you can knit with yarn made from alpaca, silk, angora, cotton, bamboo, banana, acrylic, polyester, dog hair (yes really) etc etc
Wool crafted for knitting is called yarn.
It's called a burl.
Tricot
You can tie a knot between the old wold and the new wool, then as you work around the knot, push it into the interior of the cord so that it is invisible in the finished work.
Sling knot
a bed or knot
curl
A group of toads is called a knotknotA group of toads is called a knot. Similarly, a group of frogs is called an army.A knot of toad. Lots of people think it should be called a gang, but its a knot.KnotA knot is a group of toads.
A bale of wool
A bale of wool
A bale of wool
fleece
Generally, it's called a knot. It may, however, be a spinning error -- a slub.
You tie a square knot.
Take a piece of wool or string and tread it through a big button with 2 holes. Knot the 2 loose ends of the string together and enjoy!!