emergence vs human action

emergence and human action both are nouns.

Word	Noun	Adjective	Verb	Adverb
emergence	Yes	No	No	No
human action	Yes	No	No	No

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

Other hypernyms of emergence include act, deed, human activity.

emergence (noun)	human action (noun)
the act of coming (or going) out; becoming apparent	something that people do or cause to happen
the act of emerging
the becoming visible
the gradual beginning or coming forth