interdict vs ban

interdict and ban both are nouns.

Word	Noun	Adjective	Verb	Adverb
interdict	Yes	No	Yes	No
ban	Yes	No	Yes	No

As nouns, ban is a hypernym of interdict; that is, ban is a word with a broader meaning than interdict:

Other hypernyms of interdict include court order, prohibition, proscription.

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

Other hyponyms of interdict include bar, debar, exclude, enjoin, criminalise, criminalize, illegalise, illegalize, outlaw.

interdict (noun)	ban (noun)
an ecclesiastical censure by the Roman Catholic Church withdrawing certain sacraments and Christian burial from a person or all persons in a particular district	a decree that prohibits something
a court order prohibiting a party from doing a certain activity	an official prohibition or edict against something
	100 bani equal 1 leu in Romania
	100 bani equal 1 leu in Moldova
	a logarithmic unit which measures information or entropy, based on base 10 logarithms and powers of 10.

interdict (verb)	ban (verb)
command against	prohibit especially by legal means or social pressure
destroy by firepower, such as an enemy's line of communication	forbid the public distribution of (a movie or a newspaper)
	expel from a community or group
	ban from a place of residence, as for punishment