passageway vs shaft

passageway and shaft both are nouns.

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

As nouns, shaft is a hyponym of passageway; that is, shaft is a word with a more specific, narrower meaning than passageway:

Other hyponyms of passageway include aisle, gangway, arcade, areaway, corridor, drift, gallery, heading, gangway, gate, tunnel, walk-through.

passageway (noun)	shaft (noun)
a passage between rooms or between buildings	the hollow spine of a feather
a path or channel or duct through or along which something may pass	a long rod or pole (especially the handle of an implement or the body of a weapon like a spear or arrow)
	a revolving rod that transmits power or motion
	a long vertical passage sunk into the earth, as for a mine or tunnel
	(architecture) upright consisting of the vertical part of a column
	a vertical passageway through a building (as for an elevator)
	a long pointed rod used as a tool or weapon
	the main (mid) section of a long bone
	obscene terms for penis
	a line that forms the length of an arrow pointer
	an aggressive remark directed at a person like a missile and intended to have a telling effect
	a column of light (as from a beacon)

passageway (verb)	shaft (verb)
	defeat someone through trickery or deceit
	equip with a shaft