activeness vs brio

activeness and brio both are nouns.

Word	Noun	Adjective	Verb	Adverb
activeness	Yes	No	No	No
brio	Yes	No	No	No

As nouns, brio is a hyponym of activeness; that is, brio is a word with a more specific, narrower meaning than activeness:

activeness: the trait of being active; moving or acting rapidly and energetically
brio: quality of being active or spirited or alive and vigorous

Other hyponyms of activeness include animation, invigoration, spiritedness, vivification, dynamism, oomph, pizzaz, pizzazz, zing.

activeness (noun)	brio (noun)
the trait of being active; moving or acting rapidly and energetically	quality of being active or spirited or alive and vigorous
the state of being active