deportation vs riddance

deportation and riddance both are nouns.

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

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

Other hypernyms of deportation include ejection, exclusion, expulsion.

deportation (noun)	riddance (noun)
the act of expelling a person from their native land	the act of forcing out someone or something
the expulsion from a country of an undesirable alien	the act of removing or getting rid of something