govern vs governor

govern is not a noun while governor is a noun.

Word	Noun	Adjective	Verb	Adverb
govern	No	No	Yes	No
governor	Yes	No	No	No

govern (noun)	governor (noun)
	a control that maintains a steady speed in a machine (as by controlling the supply of fuel)
	the head of a state government

govern (verb)	governor (verb)
exercise authority over; as of nations
direct or strongly influence the behavior of
bring into conformity with rules or principles or usage; impose regulations
require to be in a certain grammatical case, voice, or mood