Synonyms and related words :
Day of Atonement, Yom Kippur, asceticism, black, cold purgatorial fires, crape, cypress, cypress lawn, deep mourning, fasting, flagellation, hair shirt, lustration, maceration, mortification, mourning, mourning band, penance, penitence, penitential act, penitential exercise, purgation, purgatory, repentance, sackcloth, weeds, yew