WordNet sense 1 (the loose soft material that makes up a large part of the land surface):

ground

WordNet sense 2 (the solid part of the earth's surface):

land, dry land, terra firma, solid ground

WordNet sense 3 (the 3rd planet from the sun; the planet we live on):

globe, world

WordNet sense 4 (the concerns of this life as distinguished from heaven and the afterlife):

worldly concern, earthly concern