event vs upshot

event and upshot both are nouns.

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

As nouns, event and upshot are synonyms defined as:

event and upshot: a phenomenon that follows and is caused by some previous phenomenon

Other synonyms of event include consequence, effect, issue, outcome, result.

event (noun)	upshot (noun)
something that happens at a given place and time	a phenomenon that follows and is caused by some previous phenomenon
a phenomenon located at a single point in space-time; the fundamental observational entity in relativity theory
a phenomenon that follows and is caused by some previous phenomenon
a special set of circumstances