architecture vs pillar

architecture and pillar both are nouns.

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

architecture (noun)	pillar (noun)
the profession of designing buildings and environments with consideration for their esthetic effect	(architecture) a tall vertical cylindrical structure standing upright and used to support a structure
an architectural product or work	a vertical cylindrical structure standing alone and not supporting anything (such as a monument)
(computer science) the structure and organization of a computer's hardware or system software	a fundamental principle or practice
the discipline dealing with the principles of design and construction and ornamentation of fine buildings	a prominent supporter
	anything that approximates the shape of a column or tower