primitivism

The state or quality of being primitive.

The opinion that life was better or more moral among primitive peoples, or among children, and has deteriorated with civilization.

Any of a group of related styles in the arts, influenced by a belief in the superiority of primitive forms.

Exuberant in its primitivism, High Kicks has a joyous, slightly naive spark that sometimes evokes the sort of tuneful messes to which Calvin Johnson's name is often attached.