word | | Terrain |
| south | Sudan | generally flat, featureless plain; mountains in far south, northeast and west; desert dominates the north |
| south | Switzerland | mostly mountains (Alps in south, Jura in northwest) with a central plateau of rolling hills, plains, and large lakes |
| south | Tanzania | plains along coast; central plateau; highlands in north, south |
| south | Tunisia | mountains in north; hot, dry central plain; semiarid south merges into the Sahara |
| south | Turkmenistan | flat-to-rolling sandy desert with dunes rising to mountains in the south; low mountains along border with Iran; borders Caspian Sea in west |
| south | Ukraine | most of Ukraine consists of fertile plains (steppes) and plateaus, mountains being found only in the west (the Carpathians), and in the Crimean Peninsula in the extreme south |
| south | Vietnam | low, flat delta in south and north; central highlands; hilly, mountainous in far north and northwest |
| south | Western Sahara | mostly low, flat desert with large areas of rocky or sandy surfaces rising to small mountains in south and northeast |
| southeast | Australia | mostly low plateau with deserts; fertile plain in southeast |
| southeast | Bangladesh | mostly flat alluvial plain; hilly in southeast |
| southeast | Belgium | flat coastal plains in northwest, central rolling hills, rugged mountains of Ardennes Forest in southeast |
| southeast | Bulgaria | mostly mountains with lowlands in north and southeast |
| southeast | Burkina Faso | mostly flat to dissected, undulating plains; hills in west and southeast |
| southeast | Canada | mostly plains with mountains in west and lowlands in southeast |
| southeast | Cuba | mostly flat to rolling plains, with rugged hills and mountains in the southeast |
| Southeast | Indian Ocean | ... and northeast-to-southwest winds and currents; ocean floor is dominated by the Mid-Indian Ocean Ridge and subdivided by the Southeast Indian Ocean Ridge, Southwest Indian Ocean Ridge, and Ninetyeast Ridge |
| southeast | Luxembourg | mostly gently rolling uplands with broad, shallow valleys; uplands to slightly mountainous in the north; steep slope down to Moselle flood plain in the southeast |
| southeast | Netherlands | mostly coastal lowland and reclaimed land (polders); some hills in southeast |
| southeast | Nigeria | southern lowlands merge into central hills and plateaus; mountains in southeast, plains in north |
| southeast | Senegal | generally low, rolling, plains rising to foothills in southeast |
| southeast | Serbia | extremely varied; to the north, rich fertile plains; to the east, limestone ranges and basins; to the southeast, ancient mountains and hills |
| southeast | United Kingdom | mostly rugged hills and low mountains; level to rolling plains in east and southeast |
| southeast | Venezuela | Andes Mountains and Maracaibo Lowlands in northwest; central plains (llanos); Guiana Highlands in southeast |
| southern | Antarctica | ... 4,000 meters; mountain ranges up to nearly 5,000 meters; ice-free coastal areas include parts of southern Victoria Land, Wilkes Land, the Antarctic Peninsula area, and parts of Ross Island on McMurdo ... |
| southern | Atlantic Ocean | ... gyre (broad, circular system of currents) in the northern Atlantic, counterclockwise warm-water gyre in the southern Atlantic; the ocean floor is dominated by the Mid-Atlantic Ridge, a rugged north-south ... |
| southern | Congo, Republic of the | coastal plain, southern basin, central plateau, northern basin |
| southern | Cyprus | central plain with mountains to north and south; scattered but significant plains along southern coast |