capital vs pillar

capital and pillar both are nouns.

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

capital (noun)	pillar (noun)
the upper part of a column that supports the entablature	(architecture) a tall vertical cylindrical structure standing upright and used to support a structure
one of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis	a vertical cylindrical structure standing alone and not supporting anything (such as a monument)
a seat of government	a fundamental principle or practice
a center that is associated more than any other with some activity or product	a prominent supporter
wealth in the form of money or property owned by a person or business and human resources of economic value	anything that approximates the shape of a column or tower
assets available for use in the production of further assets