Wilderness (noun)

1. An uncultivated, uninhabited, and inhospitable region.
2. An area of land that is remote and undeveloped, typically covered with dense vegetation.
3. A state of confusion or disorder.

Origin:

Middle english wildernes, from old english wildorness; akin to old high german wilderness wilderness, old english wildor wild.

Examples:

1. The wilderness is home to many species of animals.
2. He went on a hike in the wilderness.
3. The wilderness was a challenging terrain to navigate.
4. The wilderness was a peaceful escape from civilization.
5. The city was a wilderness of concrete and steel.