What does gorge mean? a hill or rocky peak on a mountain

a narrow valley between mountains

What does tributary mean? a dry watercourse or ravine

a river flowing into a larger river or lake

What does tor mean? a flat strip of land

a hill or rocky peak

What does hogback mean? a low ridge of sand

a long mountain ridge with steep sides

What does adret mean? a mountain slope that faces the sun

a mountain slope that receives little sunshine

What does mesa mean? an isolated flat-topped hill

an area of low, marshy land near a seashore

What does canyon mean? a deep gorge

an isolated flat-topped hill

What does savannah mean? a grassy plain in tropical and subtropical regions

a desert

What does khor mean? a narrow strip of land with sea on either side

a dry watercourse or ravine

What does tundra mean? a vast, flat, Arctic region

a desert