Day of Atonement
Encratism
Friday
Lenten fare
Pythagoreanism
Pythagorism
Rechabitism
Shakerism
Spartan fare
Stoicism
Yom Kippur
abstainment
abstemiousness
abstention
abstinence
austerity
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
doctrine
ism
philosophical system
philosophy
school of thought
self-control
self-denial
self-discipline
ascetic
ascetical
ascetically
frugality
holiness
humility
piety
renunciation
self-sacrifice
spirituality
temperance
truthfulness
unselfishness
uprightness
hedonism
self-gratification