prohibition vs banning

prohibition and banning both are nouns.

Word	Noun	Adjective	Verb	Adverb
prohibition	Yes	No	No	No
banning	Yes	No	No	No

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

Other hyponyms of prohibition include interdiction, ban, forbiddance, forbidding.

prohibition (noun)	banning (noun)
the action of prohibiting or inhibiting or forbidding (or an instance thereof)	an official prohibition or edict against something
a decree that prohibits something
refusal to approve or assent to
a law forbidding the sale of alcoholic beverages
the period from 1920 to 1933 when the sale of alcoholic beverages was prohibited in the United States by a constitutional amendment