alphabetize vs supply

alphabetize is not a noun while supply is a noun.

Word	Noun	Adjective	Verb	Adverb
alphabetize	No	No	Yes	No
supply	Yes	No	Yes	No

As verbs, supply is a hypernym of alphabetize; that is, supply is a word with a broader meaning than alphabetize:

Other hypernyms of alphabetize include furnish, offer, provide, render.

alphabetize (noun)	supply (noun)
	the activity of supplying or providing something
	offering goods and services for sale
	an amount of something available for use

alphabetize (verb)	supply (verb)
arrange in alphabetical order	state or say further
provide with an alphabet	give what is desired or needed, especially support, food or sustenance
	give something useful or necessary to
	circulate or distribute or equip with