Purism (noun)

An adherence to traditional or classic forms, especially in language or culture.

Origin:

From french purisme, from latin purus "pure".

Examples:

1. Her purism in language meant that she only used words that were considered standard.
2. The purism in the movement sought to return to the traditional values and practices.
3. The purism in architecture was reflected in the use of classic styles and materials.
4. The purism in his approach to cooking meant that he only used fresh and natural ingredients.
5. The purism in her fashion sense meant that she only wore classic and timeless designs.