column vs capital

column and capital both are nouns.

Word	Noun	Adjective	Verb	Adverb
column	Yes	No	No	No
capital	Yes	Yes	No	No

column (noun)	capital (noun)
(architecture) a tall vertical cylindrical structure standing upright and used to support a structure	the upper part of a column that supports the entablature
a vertical cylindrical structure standing alone and not supporting anything (such as a monument)	one of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis
a vertical glass tube used in column chromatography; a mixture is poured in the top and washed through a stationary substance where components of the mixture are adsorbed selectively to form colored bands	a seat of government
any tubular or pillar-like supporting structure in the body	a center that is associated more than any other with some activity or product
an article giving opinions or perspectives	wealth in the form of money or property owned by a person or business and human resources of economic value
a page or text that is vertically divided	assets available for use in the production of further assets
a line of units following one after another
a vertical array of numbers or other information
anything that approximates the shape of a column or tower