cup-shaped



cavernous, concave, cupped, hollow, retiring, retreating, sunk, sunken ,









   provinces - black belt, corn belt, cotton belt, country, countryside, dust bowl, farmland, grass roots, grassland, highlands, lowlands, march, moor, plain, prairie,

   hair shirt - Day of Atonement, asceticism, fasting, flagellation, mortification, penance, penitence, purgation, purgatory, repentance, sackcloth and ashes, shirt ,

   bubble up - blubber, boil, bubble, burble, effervesce, ferment, fizz, fizzle, gurgle, hiss, plop, seethe, simmer, sparkle, work ,

   fantail - brush, caudal appendage, counter, cue, dock, heel, pigtail, poop, queue, rattail, stern, stub, tail, tail end, tailpiece ,

   troika - bipartisanship, clover, collaboration, collectivism, collusion, common effort, common enterprise, communism, community, complicity, concert, concord, concordance, concurrence, cooperation,

   coarsely - grossly, improperly, roughly, unseemly ,

   mallow - colour, flower, pigment, plum, purple, weed ,

   raise up - arouse, awaken, boost, buoy up, cast up, elevate, erect, escalate, glorify, heave, heft, heighten, hike, hoist, hold up,

   high-frequency current - AC, DC, alternating current, current, cycle, direct current, electric current, juice ,

   literary - academic, bluestocking, book-fed, book-learned, book-loving, book-minded, book-read, book-wise, bookish, classical, cultivated, cultured, donnish, educated, erudite,