Noman-lands

The Noman-lands is the name for the land between the Dead Marshes, Nindalf, North Ithilien, the Slag Hills, and the Dagorlad.

It consisted of a long shallow slopes, arid moors, and sedimentary layers of earth or rock.

Significance in The Lord of the Rings
When Frodo, Sam, and Gollum left the Dead Marshes, they braved their way through this land and climbed many slopes and obstacles.