failure vs circumstances

failure and circumstances both are nouns.

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

As nouns, circumstances is a hypernym of failure; that is, circumstances is a word with a broader meaning than failure:

failure: lack of success
circumstances: your overall circumstances or condition in life (including everything that happens to you)

Other hypernyms of failure include destiny, fate, fortune, lot, luck, portion.

failure (noun)	circumstances (noun)
an act that fails	a person's financial situation (good or bad)
an unexpected omission	your overall circumstances or condition in life (including everything that happens to you)
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