penal colony vs penal facility

penal colony and penal facility both are nouns.

Word	Noun	Adjective	Verb	Adverb
penal colony	Yes	No	No	No
penal facility	Yes	No	No	No

As nouns, penal facility is a hypernym of penal colony; that is, penal facility is a word with a broader meaning than penal colony:

penal colony: a penal institution where prisoners are exiled (often located on an island from which escape is difficult or impossible)
penal facility: an institution where persons are confined as punishment and to protect the public

Other hypernyms of penal colony include penal institution.

penal colony (noun)	penal facility (noun)
a penal institution where prisoners are exiled (often located on an island from which escape is difficult or impossible)	an institution where persons are confined as punishment and to protect the public