shaft vs building

shaft and building both are nouns.

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

shaft (noun)	building (noun)
the hollow spine of a feather	the act of constructing something
a long rod or pole (especially the handle of an implement or the body of a weapon like a spear or arrow)	the commercial activity involved in repairing old structures or constructing new ones
a revolving rod that transmits power or motion	a structure that has a roof and walls and stands more or less permanently in one place
a long vertical passage sunk into the earth, as for a mine or tunnel	the occupants of a building
(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)

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