What is another word for "oasis"?

Roget's Thesaurus (1911) lists these synonyms for "oasis": alluvial, alluvion, alluvium, ancon, ashore, bank, beach, chalk, chersonese, clay, cledge, clod, clot, coast, coastal, come, continent, continental, crag, debark, delta, derelict, dry, earth, earthy, estate, foot, glebe, gravel, ground, height, highland, ironbound, isthmus, land, landed, landsman, lea, levee, littoral.