privacy vs hiding

privacy and hiding both are nouns.

Word	Noun	Adjective	Verb	Adverb
privacy	Yes	No	No	No
hiding	Yes	No	No	No

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

Other hyponyms of privacy include covertness, hiddenness, bosom, confidentiality.

privacy (noun)	hiding (noun)
the quality of being secluded from the presence or view of others	the activity of keeping something secret
the condition of being concealed or hidden	the state of being hidden