grow vs stock

grow is not a noun while stock is a noun.

Word	Noun	Adjective	Verb	Adverb
grow	No	No	Yes	No
stock	Yes	Yes	Yes	No

As verbs, stock is a hyponym of grow; that is, stock is a word with a more specific, narrower meaning than grow:

grow: come to have or undergo a change of (physical features and attributes)
stock: put forth and grow sprouts or shoots

Other hyponyms of grow include feather, fledge, regrow, spring, sprout, stool, tiller, leaf, pod, teethe, pupate, get up, work up, cut.

grow (noun)	stock (noun)
	any animals kept for use or profit
	the merchandise that a shop has on hand
	the handle end of some implements or tools
	the handle of a handgun or the butt end of a rifle or shotgun or part of the support of a machine gun or artillery gun
	an ornamental white cravat
	lumber used in the construction of something
	liquid in which meat and vegetables are simmered; used as a basis for e.g. soups or sauces
	a special variety of domesticated animals within a species
	the hereditary derivation of an individual
	persistent thickened stem of a herbaceous perennial plant
	any of several Old World plants cultivated for their brightly colored flowers
	any of various ornamental flowering plants of the genus Malcolmia
	a plant or stem onto which a graft is made; especially a plant grown specifically to provide the root part of grafted plants
	the capital raised by a corporation through the issue of shares entitling holders to an ownership interest (equity)
	a supply of something available for future use
	a certificate documenting the shareholder's ownership in the corporation
	the reputation and popularity a person has

grow (adjective)	stock (adjective)
	regularly and widely used or sold
	routine
	repeated too often; overfamiliar through overuse

grow (verb)	stock (verb)
come to have or undergo a change of (physical features and attributes)	put forth and grow sprouts or shoots
become larger, greater, or bigger; expand or gain	have on hand
cause to grow or develop	amass so as to keep for future use or sale or for a particular occasion or use
increase in size by natural process	provide or furnish with a stock of something
pass into a condition gradually, take on a specific property or attribute; become	supply with livestock
develop and reach maturity; undergo maturation	supply with fish
grow emotionally or mature	equip with a stock
become attached by or as if by the process of growth
cultivate by growing, often involving improvements by means of agricultural techniques
come into existence; take on form or shape