(n.) The condition, practice, or mode of life, of ascetics.

Day of Atonement Encratism Friday Lenten fare Pythagoreanism Pythagorism Rechabitism Shakerism Spartan fare Stoicism Yom Kippur abstainment abstemiousness abstention abstinence avoidance banyan day celibacy chastity cold purgatorial fires continence eschewal fast fasting fish day flagellation fruitarianism gymnosophy hair shirt lustration maceration mortification nephalism penance penitence penitential act penitential exercise plain living purgation purgatory refraining refrainment repentance sackcloth and ashes sexual abstinence simple diet spare diet teetotalism the pledge total abstinence vegetarianism