hiding vs concealment

hiding and concealment both are nouns.

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

As nouns, hiding and concealment are synonyms defined as:

Other synonyms of hiding include concealing.

As nouns, concealment is a hypernym of hiding; that is, concealment is a word with a broader meaning than hiding:

Other hypernyms of hiding include privacy, privateness, secrecy.

hiding (noun)	concealment (noun)
the activity of keeping something secret	the activity of keeping something secret
the state of being hidden	a covering that serves to conceal or shelter something
	the condition of being concealed or hidden