ascesis (noun)

1. During the time of Ancient Greece, asceticism was practiced among certain philosophers such as the Cynics and Stoics.

2. In some religious communities, asceticism is reflected in their strict and modest choice of clothing, promoting a sense of rigour and self-denial.

3. The protagonist in the anime series demonstrated incredible ascesis through training and discipline, which allowed him to reach extraordinary levels of strength.

4. Some minimalist architectural designs embody the concept of ascesis by employing simplicity and restraint in the use of materials and spaces.