starchy vs formal

starchy is not a noun while formal is a noun.

Word	Noun	Adjective	Verb	Adverb
starchy	No	Yes	No	No
formal	Yes	Yes	No	No

starchy (noun)	formal (noun)
	a gown for evening wear
	a lavish dance requiring formal attire

starchy (adjective)	formal (adjective)
consisting of or containing starch	being in accord with established forms and conventions and requirements (as e.g. of formal dress)
rigidly formal	(of spoken and written language) adhering to traditional standards of correctness and without casual, contracted, and colloquial forms
	refined or imposing in manner or appearance; befitting a royal court
	logically deductive
	represented in simplified or symbolic form
	characteristic of or befitting a person in authority