is a specific kind of: object, physical object.

is a broader term that covers: archipelago | beachfront | cape, ness | coastal plain | floor | foreland | forest, timber, timberland, woodland | island | isthmus | land mass, landmass | mainland | neck | oxbow | peninsula | champaign, field, plain | slash | wonderland ... show more.

instances of which are: America.

is a part of: earth, globe, world.

derivation: earth | ground | ground | ground | ground | land, set down | bring down, land, put down | down, land, shoot down | land, set ashore, shore | ground, run aground | ground, run aground, strand | land ... show more.