deportation vs expulsion

deportation and expulsion both are nouns.

Word	Noun	Adjective	Verb	Adverb
deportation	Yes	No	No	No
expulsion	Yes	No	No	No

As nouns, expulsion is a hypernym of deportation; that is, expulsion is a word with a broader meaning than deportation:

Other hypernyms of deportation include ejection, exclusion, riddance.

deportation (noun)	expulsion (noun)
the act of expelling a person from their native land	the act of expelling or projecting or ejecting
the expulsion from a country of an undesirable alien	the act of forcing out someone or something
	squeezing out by applying pressure