What is another word for "ground"?

Roget's Thesaurus (1911) lists these synonyms for "ground": abase, abasement, about, acclivity, accubation, accumbent, action, adown, all, alluvial, alluvion, alluvium, amidst, amphitheater, ancon, and, area, arena, ascent, ashore, aspect, attitude, azimuth, back, bank, base, baseboard, based, basement, basis, battle, beach, beam, bear, below, bend, beneath, bevel, bias, bilge.