causation vs influence

causation and influence both are nouns.

Word	Noun	Adjective	Verb	Adverb
causation	Yes	No	No	No
influence	Yes	No	Yes	No

As nouns, influence is a hyponym of causation; that is, influence is a word with a more specific, narrower meaning than causation:

Other hyponyms of causation include sending, induction, initiation, trigger, coercion, compulsion, inducement, inducing.

causation (noun)	influence (noun)
the act of causing something to happen	causing something without any direct or apparent effort
	a power to affect persons or events especially power based on prestige etc
	a cognitive factor that tends to have an effect on what you do
	one having power to influence another
	the effect of one thing (or person) on another

causation (verb)	influence (verb)
	shape or influence; give direction to
	induce into action by using one's charm
	have and exert influence or effect