architecture vs bowed

architecture is a noun but bowed is not a noun.

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

architecture (noun)	bowed (noun)
the profession of designing buildings and environments with consideration for their esthetic effect
an architectural product or work
(computer science) the structure and organization of a computer's hardware or system software
the discipline dealing with the principles of design and construction and ornamentation of fine buildings

architecture (adjective)	bowed (adjective)
	of a stringed instrument; sounded by stroking with a bow
	forming or resembling an arch
	have legs that curve outward at the knees
	showing an excessively deferential manner