The word "tableland" is a transparent English compound from the 19th century, created by directly combining two native elements to describe a specific geographical formation. The first element, "table," draws on its established metaphorical sense—dating back to the late 16th century—of a flat, elevated surface, akin to a tabletop. The second element, "land," is the fundamental Germanic term for a tract of the earth's surface. The compound's logic is vividly descriptive: it names an extensive, elevated region of land distinguished by its remarkably flat, table-like topography, effectively painting a picture for the mind's eye.

Structure: table (flat surface) + land (tract of earth) - table: From Latin tabula (a board, plank, flat piece). In this compound, it functions as a descriptive element meaning "flat like a tabletop." - land: From Proto-Germanic landą (ground, earth). It functions as the core noun, specifying the type of geographical feature.