failure vs misfire

failure and misfire both are nouns.

Word	Noun	Adjective	Verb	Adverb
failure	Yes	No	No	No
misfire	Yes	No	Yes	No

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

failure (noun)	misfire (noun)
an act that fails	an explosion that fails to occur
an unexpected omission	a failure to hit (or meet or find etc)
an event that does not accomplish its intended purpose
a person with a record of failing; someone who loses consistently
lack of success
loss of ability to function normally
inability to discharge all your debts as they come due

failure (verb)	misfire (verb)
	fail to fire or detonate