govern vs demand

govern is not a noun while demand is a noun.

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

As verbs, demand is a hypernym of govern; that is, demand is a word with a broader meaning than govern:

Other hypernyms of govern include ask, call for, involve, necessitate, need, postulate, require, take.

govern (noun)	demand (noun)
	the act of demanding
	required activity
	an urgent or peremptory request
	the ability and desire to purchase goods and services
	a condition requiring relief

govern (verb)	demand (verb)
exercise authority over; as of nations	request urgently and forcefully
direct or strongly influence the behavior of	claim as due or just
bring into conformity with rules or principles or usage; impose regulations	summon to court
require to be in a certain grammatical case, voice, or mood	ask to be informed of
	lay legal claim to
	require as useful, just, or proper