purifying oneself (religiously) by abstaining from eating meat
 engage in ascetic practices with dauntless spirit
 vegetable-based food (incl. nuts, berries, etc., but excl. all meat and fish)
 being arduous;  working diligently enduring hardships;  making a strenuous effort
 vegetarian cuisine originally derived from the dietary restrictions of Buddhist monks
 allowing oneself meat, fish or alcohol after a period of abstaining
 engage in ascetic practices with dauntless spirit
 first meal (including meat or fish) taken after a period of abstinence
 self-control and close application;  self-denial and diligent devotion
 striving to adopt ascetic practices for one's whole life