Was heißt »Versäumnis« auf Englisch?

Das Substantiv »Versäumnis« lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Deutsch/Englische Beispielübersetzungen

Das ist ein schweres Versäumnis.: That is a serious oversight.
Wir müssen die Versäumnisse bei unserer Arbeit so bald als möglich aufholen.: We have to catch up on our work as soon as possible.

Tom was plagued by fear of failure.
I have heart failure.
We have given the failure of our calculations the title of "chance".
It is wrong to say that success corrupts people. Most people are corrupted by failure.
Have you ever been diagnosed with renal failure?
It's hard to live with the knowledge that you're a failure.
His failure is obvious.
She suffers from perfectionism and fear of failure.
Mary blamed her failure on bad luck.
Good planning can make the difference between success and failure.
Tom died in 2013 of liver failure.
You must recognize your failure.
The truck had a clutch failure.
We don't tolerate failure.
We do not tolerate failure.
In the field of international relations this president is an abject failure. He is unwilling even to shake hands with one of our most important allies.
Tom died of heart failure on October twentieth at the age of 93.
You shouldn't neglect good old friends.
He is suffering from kidney failure.
I will not talk about the failure of my project.