THESAURUS
Vale
Earth, Gaea, Ge, Tellus, Terra, biosphere, bottom, bottom glade, bottoms, combe, dale, dell, dingle, gap, geography, geosphere, gill, glen, globe, grove, intervale, lunar rill, mother earth, pass, ravine, strath, terra, terrestrial globe, the blue planet, this pendent world, trench, trough, vale of tears, valley, wadi, whole wide world, world
ROGET THESAURUS
Vale
Concavity
N
concavity, depression, dip, hollow, hollowness, indentation, intaglio, cavity, dent, dint, dimple, follicle, pit, sinus, alveolus, lacuna, excavation, strip mine, trough, honeycomb, cup, basin, crater, punch bowl, cell, socket, valley, vale, dale, dell, dingle, combe, bottom, slade, strath, glade, grove, glen, cave, cavern, cove, grot, grotto, alcove, cul-de- sac, gully, arch, bay, excavator, sapper, miner, honeycomb (sponge), depressed, alveolate, calathiform, cup-shaped, dishing, favaginous, faveolate, favose, scyphiform, scyphose, concave, hollow, stove in, retiring, retreating, cavernous, porous, infundibul, infundibular, infundibuliform, funnel shaped, bell shaped, campaniform, capsular, vaulted, arched.