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Synonyms for Calabash (same or very similar meaning)

WordNet sense 1 (tropical American evergreen that produces large round gourds):
calabash tree, Crescentia cujete

WordNet sense 2 (Old World climbing plant with hard-shelled bottle-shaped gourds as fruits):
bottle gourd, Lagenaria siceraria

WordNet sense 3 (bottle made from the dried shell of a bottle gourd):

WordNet sense 4 (a pipe for smoking; has a curved stem and a large bowl made from a calabash gourd):
calabash pipe

From the ODE community, based on WordNetadd/edit