The tangling of woolen fibres (such as when an article of clothing is washed at too high a temperature)
The hobby of making objects, such as softtoys, from felt.
Felt or similar material, usually impregnated with a water-resistant material, or the application of such material, usually to a roof.
felt
A cloth or stuff made of mattedfibres of wool, or wool and fur, fulled or wrought into a compact substance by rolling and pressure, with lees or size, without spinning or weaving.
“Your best bet is to put out a feeler stating your plans and asking interested people to contact you.”
“It seems evident that Byron had not intended this as a proposal, but merely as a feeler to determine whether the door was shut to him.”
“It uses its feeler to drill through trees and lay its eggs in a special beetle larvae.”
feelie
(video game) An additional physical item packaged with a game (usually interactive fiction) to immerse the player in the game world and provide hints to solving the game.