demand vs govern

demand is a noun but govern is not a noun.

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

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

Other hyponyms of demand include claim, exact, take, draw, cost, cry for, cry out for, compel.

demand (noun)	govern (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

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