superintend vs superintendent

superintend is not a noun while superintendent is a noun.

Word	Noun	Adjective	Verb	Adverb
superintend	No	No	Yes	No
superintendent	Yes	No	No	No

superintend (noun)	superintendent (noun)
	a person who directs and manages an organization
	a caretaker for an apartment house; represents the owner as janitor and rent collector

superintend (verb)	superintendent (verb)
watch and direct