brisance vs upshot

brisance and upshot both are nouns.

Word	Noun	Adjective	Verb	Adverb
brisance	Yes	No	No	No
upshot	Yes	No	No	No

As nouns, upshot is a hypernym of brisance; that is, upshot is a word with a broader meaning than brisance:

brisance: the shattering or crushing effect of a sudden release of energy as in an explosion
upshot: a phenomenon that follows and is caused by some previous phenomenon

Other hypernyms of brisance include consequence, effect, event, issue, outcome, result.

brisance (noun)	upshot (noun)
the shattering or crushing effect of a sudden release of energy as in an explosion	a phenomenon that follows and is caused by some previous phenomenon