exclusion vs banishment

exclusion and banishment both are nouns.

Word	Noun	Adjective	Verb	Adverb
exclusion	Yes	No	No	No
banishment	Yes	No	No	No

As nouns, banishment is a hypernym of exclusion; that is, banishment is a word with a broader meaning than exclusion:

exclusion: the act of forcing out someone or something
banishment: rejection by means of an act of banishing or proscribing someone

Other hypernyms of exclusion include proscription.

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

exclusion: the state of being excluded
banishment: the state of being banished or ostracized (excluded from society by general consent)

Other hyponyms of exclusion include Coventry, ostracism, debarment.

exclusion (noun)	banishment (noun)
the act of forcing out someone or something	rejection by means of an act of banishing or proscribing someone
a deliberate act of omission	the state of being banished or ostracized (excluded from society by general consent)
the state of being excluded
the state of being excommunicated