THESAURUS
incurved
bent, billowing, billowy, boat-shaped, boatlike, bowl-shaped, bowllike, cavelike, cavernous, concave, concaved, craterlike, cup-shaped, cupped, curvaceous, curvate, curvated, curve, curved, curvesome, curviform, curvilineal, curvilinear, curving, curvy, cymbiform, dish-shaped, dished, dishing, dishlike, funnel-breasted, funnel-chested, funnel-shaped, geosynclinal, hollow, hollowed, incurvate, incurvated, incurving, incurvous, infundibular, infundibuliform, labyrinthine, mazy, meandering, navicular, naviform, recurvate, recurvated, recurved, recurving, retiring, retreating, saucer-shaped, scaphoid, scyphate, serpentine, sinuous, spoonlike, sunk, sunken, tortuous, undulant, wavy