soft, loose material from blankets, wood etc; a small error when doing something

down

a soft substance, e.g. from wool; very curly hair

fluff

a soft cotton material, used for putting on a wounds

fiber

the male part of a flower, bearing pollen

fiber

(a length of) cotton, silk, wool etc, especially for use in sewing and weaving; something long and thin like a thread; a line of thought or action (connecting parts of a story etc); the spiral ridge round a screw or bolt; to pass a thread through the eye of (a needle)

a fine strand of twisted fibers

fiber

fiber