THESAURUS
boll
ball, balloon, bladder, blob, bolus, bubble, bulb, bulbil, bulblet, burr, capsule, cod, ellipsoid, follicle, geoid, globe, globelet, globoid, globule, glomerulus, gob, gobbet, hull, husk, knob, knot, legume, legumen, oblate spheroid, orb, orbit, orblet, pease cod, pellet, pericarp, pod, prolate spheroid, rondure, seed pod, seed vessel, seedbox, seedcase, silique, sphere, spheroid, spherule