require vs govern

require and govern both are verbs.

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

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

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

require (verb)	govern (verb)
make someone do something	exercise authority over; as of nations
consider obligatory; request and expect	direct or strongly influence the behavior of
have need of	bring into conformity with rules or principles or usage; impose regulations
require as useful, just, or proper	require to be in a certain grammatical case, voice, or mood