власяница bedeutet auf Englisch

cilice▼(garment or undergarment made of coarse cloth or animal hair)
noun
[UK: ˈsɪ.lɪs] [US: ˈsɪ.lɪs]

sackcloth▼(figuratively: garment worn as act of penance)
noun
[UK: ˈsæk klɒθ] [US: ˈsæk klɒθ]