gastrointestinal tract vs gorge

gastrointestinal tract and gorge both are nouns.

Word	Noun	Adjective	Verb	Adverb
gastrointestinal tract	Yes	No	No	No
gorge	Yes	No	Yes	No

gastrointestinal tract (noun)	gorge (noun)
tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination	the passage between the pharynx and the stomach
	a deep ravine (usually with a river running through it)
	a narrow pass (especially one between mountains)

gastrointestinal tract (verb)	gorge (verb)
	overeat or eat immodestly; make a pig of oneself