fauces vs passageway

fauces and passageway both are nouns.

Word	Noun	Adjective	Verb	Adverb
fauces	Yes	No	No	No
passageway	Yes	No	No	No

As nouns, passageway is a hypernym of fauces; that is, passageway is a word with a broader meaning than fauces:

fauces: the passage between the back of the mouth and the pharynx
passageway: a path or channel or duct through or along which something may pass

Other hypernyms of fauces include passage.

fauces (noun)	passageway (noun)
the passage between the back of the mouth and the pharynx	a passage between rooms or between buildings
	a path or channel or duct through or along which something may pass