interference vs human activity

interference and human activity both are nouns.

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

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

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

interference (noun)	human activity (noun)
the act of hindering or obstructing or impeding	something that people do or cause to happen
(American football) blocking a player's path with your body
any obstruction that impedes or is burdensome
a policy of intervening in the affairs of other countries
electrical or acoustic activity that can disturb communication