word | | Terrain |
| extensive | Philippines | mostly mountains with narrow to extensive coastal lowlands |
| extensive | South Sudan | ... the uplands of Central Africa, is the major geographic feature of the country supporting agriculture and extensive wild animal populations; The Sudd (a name derived from floating vegetation that hinders navigation) is ... |
| extensive | Togo | gently rolling savanna in north; central hills; southern plateau; low coastal plain with extensive lagoons and marshes |
| extensive | Turks and Caicos Islands | low, flat limestone; extensive marshes and mangrove swamps |
| extent | Pacific Ocean | ... Sea of Okhotsk in winter; in the southern Pacific, sea ice from Antarctica reaches its northernmost extent in October; the ocean floor in the eastern Pacific is dominated by the East Pacific ... |
| extent | Southern Ocean | the Southern Ocean is deep, 4,000 to 5,000 m over most of its extent with only limited areas of shallow water; the Antarctic continental shelf is generally narrow and unusually deep, its ... |
| extreme | 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 |
| extremely | Serbia | extremely varied; to the north, rich fertile plains; to the east, limestone ranges and basins; to the southeast, ancient mountains and hills |
| fairly | European Union | fairly flat along the Baltic and Atlantic coast; mountainous in the central and southern areas |
| falling | Indian Ocean | ... monsoon and southwest-to-northeast winds and currents, while high pressure over northern Asia from cold, falling, winter air results in the northeast monsoon and northeast-to-southwest winds and currents; ocean ... |
| far | Vietnam | low, flat delta in south and north; central highlands; hilly, mountainous in far north and northwest |
| fast | Armenia | Armenian Highland with mountains; little forest land; fast flowing rivers; good soil in Aras River valley |