landmass
contiguous area of land surrounded by ocean; large continuous area of land, either surrounded by sea or contiguous with another landmass
brickfield
field or other open site where bricks are made
mainland
continental part of any polity or the main island of an island nation or territory
island
piece of sub-continental land completely surrounded by water
Afro-Eurasia
major landmass on Earth consisting of Africa, Asia and Europe
agricultural land
land used for agricultural purposes
greenfield land
agricultural, landscaped, or natural land
continent
large landmass identified by convention
archipelago
collection of islands including the water around them
peninsula
landform surrounded more than half but not entirely by water
quicksand
colloid hydrogel consisting of fine granular material, clay, and water
subcontinent
large, relatively self-contained landmass forming a subdivision of a continent