covering vs concealment

covering and concealment both are nouns.

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

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

covering: the act of concealing the existence of something by obstructing the view of it
concealment: the activity of keeping something secret

Other hypernyms of covering include concealing, hiding.

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

covering: an artifact that covers something else (usually to protect or shelter or conceal it)
concealment: a covering that serves to conceal or shelter something

covering (noun)	concealment (noun)
the act of protecting something by covering it	the activity of keeping something secret
the work of applying something	a covering that serves to conceal or shelter something
the act of concealing the existence of something by obstructing the view of it	the condition of being concealed or hidden
an artifact that covers something else (usually to protect or shelter or conceal it)
a natural object that covers or envelops