calabash vs gourd

calabash

noun
  • A container made from the mature, dried shell of the fruit of one of the above plants; also, a similarly shaped container made from some other material. 

  • A calabash and its contents; as much as fills such a container. 

  • The bottle gourd (calabash vine, Lagenaria siceraria), believed to have originated in Africa, which is grown for its fruit that are used as a vegetable and to make containers (sense 3); the fruit of this plant. 

  • A tree (known as the calabash tree; Crescentia cujete) native to Central and South America, the West Indies, and southern Florida, bearing large, round fruit used to make containers (sense 3); the fruit of this tree. 

  • A musical instrument, most commonly a drum or rattle, made from a calabash fruit. 

gourd

noun
  • The dried and hardened shell of such fruit, made into a drinking vessel, bowl, spoon, or other objects designed for use or decoration. 

  • Any of the trailing or climbing vines producing fruit with a hard rind or shell, from the genera Lagenaria and Cucurbita (in Cucurbitaceae). 

  • A hard-shelled fruit from a plant in Lagenaria or Cucurbita. 

  • loaded dice. 

  • Head. 

How often have the words calabash and gourd occurred in a corpus of books? (source: Google Ngram Viewer )