enumeration vs investigating

enumeration and investigating both are nouns.

Word	Noun	Adjective	Verb	Adverb
enumeration	Yes	No	No	No
investigating	Yes	No	No	No

As nouns, investigating is a hypernym of enumeration; that is, investigating is a word with a broader meaning than enumeration:

enumeration: the act of counting; reciting numbers in ascending order
investigating: the work of inquiring into something thoroughly and systematically

Other hypernyms of enumeration include investigation.

enumeration (noun)	investigating (noun)
the act of counting; reciting numbers in ascending order	the work of inquiring into something thoroughly and systematically
a numbered list