recovery vs human activity

recovery and human activity both are nouns.

Word	Noun	Adjective	Verb	Adverb
recovery	Yes	No	No	No
human activity	Yes	No	No	No

As nouns, human activity is a hypernym of recovery; that is, human activity is a word with a broader meaning than recovery:

recovery: the act of regaining or saving something lost (or in danger of becoming lost)
human activity: something that people do or cause to happen

Other hypernyms of recovery include act, deed, human action.

recovery (noun)	human activity (noun)
the act of regaining or saving something lost (or in danger of becoming lost)	something that people do or cause to happen
return to an original state
gradual healing (through rest) after sickness or injury