covering vs manual labor

covering and manual labor both are nouns.

Word	Noun	Adjective	Verb	Adverb
covering	Yes	No	No	No
manual labor	Yes	No	No	No

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

Other hypernyms of covering include manual labour.

covering (noun)	manual labor (noun)
the act of protecting something by covering it	labor done with the hands
the work of applying something
the act of concealing the existence of something by obstructing the view of it
an artifact that covers something else (usually to protect or shelter or conceal it)
a natural object that covers or envelops