outcome vs consequence

outcome and consequence both are nouns.

Word	Noun	Adjective	Verb	Adverb
outcome	Yes	No	No	No
consequence	Yes	No	No	No

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

outcome: something that results
consequence: the outcome of an event especially as relative to an individual

Other hyponyms of outcome include denouement, deal, decision, decision, aftermath, separation, sequel, subsequence, worst.

As nouns, outcome and consequence are synonyms defined as:

outcome and consequence: a phenomenon that follows and is caused by some previous phenomenon

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

outcome (noun)	consequence (noun)
something that results	having important effects or influence
a phenomenon that follows and is caused by some previous phenomenon	the outcome of an event especially as relative to an individual
	a phenomenon that follows and is caused by some previous phenomenon