convex,"['bellshaped', 'biconvex', 'brokenbacked', 'bulging', 'convexoconcave', 'convexoconvex', 'gibbose', 'gibbous', 'hogged', 'lenticular', 'lentiform', 'planoconvex', 'protrusive', 'umbellike', 'umbellate']"