starchy vs starch

starchy is not a noun while starch is a noun.

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

starchy (noun)	starch (noun)
	a complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice; an important foodstuff and used otherwise especially in adhesives and as fillers and stiffeners for paper and textiles
	a commercial preparation of starch that is used to stiffen textile fabrics in laundering

starchy (adjective)	starch (adjective)
consisting of or containing starch
rigidly formal

starchy (verb)	starch (verb)
	stiffen with starch