calabash vs calabash pipe

calabash and calabash pipe both are nouns.

Word	Noun	Adjective	Verb	Adverb
calabash	Yes	No	No	No
calabash pipe	Yes	No	No	No

As nouns, calabash and calabash pipe are synonyms defined as:

calabash and calabash pipe: a pipe for smoking; has a curved stem and a large bowl made from a calabash gourd

calabash (noun)	calabash pipe (noun)
bottle made from the dried shell of a bottle gourd	a pipe for smoking; has a curved stem and a large bowl made from a calabash gourd
a pipe for smoking; has a curved stem and a large bowl made from a calabash gourd
tropical American evergreen that produces large round gourds
round gourd of the calabash tree
Old World climbing plant with hard-shelled bottle-shaped gourds as fruits