throat vs tubular cavity

throat and tubular cavity both are nouns.

Word	Noun	Adjective	Verb	Adverb
throat	Yes	No	No	No
tubular cavity	Yes	No	No	No

As nouns, tubular cavity is a hypernym of throat; that is, tubular cavity is a word with a broader meaning than throat:

throat: the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone
tubular cavity: a cavity having the shape of a tube

throat (noun)	tubular cavity (noun)
the part of an animal's body that corresponds to a person's throat	a cavity having the shape of a tube
a passage resembling a throat in shape or function
an opening in the vamp of a shoe at the instep
the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone