Puritanism (noun)

1. A strict and austere form of Protestantism that originated in England in the late 16th century and was characterized by a strong sense of morality, a belief in the simple life, and the rejection of secularism.
2. A belief in moral and ethical values, especially the importance of personal and social morality, self-discipline, and individual responsibility.

Origin:

Derived from puritan, a member of a religious group in the 16th and 17th centuries, who sought to purify the church of england of what they saw as remnants of the roman catholic church.

Examples:

1. The town was known for its strict adherence to puritanism.
2. The puritanism movement played a major role in shaping the American colonies.
3. Her puritanism wouldn't allow her to watch the movie.
4. His writing is often criticized for promoting puritanism.
5. Puritanism emphasized hard work, education and self-discipline.