word | | Terrain |
| hills | Hungary | mostly flat to rolling plains; hills and low mountains on the Slovakian border |
| hills | Ireland | mostly level to rolling interior plain surrounded by rugged hills and low mountains; sea cliffs on west coast |
| hills | Isle of Man | hills in north and south bisected by central valley |
| hills | Jersey | gently rolling plain with low, rugged hills along north coast |
| hills | Korea, North | mostly hills and mountains separated by deep, narrow valleys; coastal plains wide in west, discontinuous in east |
| hills | Korea, South | mostly hills and mountains; wide coastal plains in west and south |
| hills | Lesotho | mostly highland with plateaus, hills, and mountains |
| hills | Malawi | narrow elongated plateau with rolling plains, rounded hills, some mountains |
| hills | Malaysia | coastal plains rising to hills and mountains |
| hills | Mali | mostly flat to rolling northern plains covered by sand; savanna in south, rugged hills in northeast |
| hills | Mauritania | mostly barren, flat plains of the Sahara; some central hills |
| hills | Netherlands | mostly coastal lowland and reclaimed land (polders); some hills in southeast |
| hills | Niger | predominately desert plains and sand dunes; flat to rolling plains in south; hills in north |
| hills | Nigeria | southern lowlands merge into central hills and plateaus; mountains in southeast, plains in north |
| hills | Panama | interior mostly steep, rugged mountains and dissected, upland plains; coastal areas largely plains and rolling hills |
| hills | Paraguay | grassy plains and wooded hills east of Rio Paraguay; Gran Chaco region west of Rio Paraguay mostly low, marshy plain near the river, and dry forest and thorny scrub elsewhere |
| hills | Russia | broad plain with low hills west of Urals; vast coniferous forest and tundra in Siberia; uplands and mountains along southern border regions |
| hills | Rwanda | mostly grassy uplands and hills; relief is mountainous with altitude declining from west to east |
| hills | Serbia | extremely varied; to the north, rich fertile plains; to the east, limestone ranges and basins; to the southeast, ancient mountains and hills |
| hills | Somalia | mostly flat to undulating plateau rising to hills in north |
| hills | South Africa | vast interior plateau rimmed by rugged hills and narrow coastal plain |
| hills | Spain | large, flat to dissected plateau surrounded by rugged hills; Pyrenees in north |
| hills | Suriname | mostly rolling hills; narrow coastal plain with swamps |
| hills | Swaziland | mostly mountains and hills; some moderately sloping plains |
| hills | Switzerland | mostly mountains (Alps in south, Jura in northwest) with a central plateau of rolling hills, plains, and large lakes |
| hills | Togo | gently rolling savanna in north; central hills; southern plateau; low coastal plain with extensive lagoons and marshes |
| hills | Trinidad and Tobago | mostly plains with some hills and low mountains |
| hills | United Kingdom | mostly rugged hills and low mountains; level to rolling plains in east and southeast |
| hills | United States | vast central plain, mountains in west, hills and low mountains in east; rugged mountains and broad river valleys in Alaska; rugged, volcanic topography in Hawaii |
| hills | Uruguay | mostly rolling plains and low hills; fertile coastal lowland |