mortal sin
cardinal sin

Ignorance when it came to music was a cardinal sin.

You'd just be committing the most cardinal sin in any hospital.

I knew it would probably be a cardinal sin in your eyes."

Also, eating is not likely to be viewed as a cardinal sin.

And they were preventing him from getting on with his book; that in itself was a cardinal sin.

In short order he ran down a list of cardinal sins committed by current art critics.

The cardinal sin for a parent is to give a child the chance to "mess up."

That's a cardinal sin in jazz, which demands the original voice.

He also started his own band, Cardinal Sin in 1995.

In journalism, this is called burying the lead, a cardinal sin.

There are few cardinal sins in boxing, but refusing to fight is one of them.

Taking one's own life may be seen as a preferred alternative to committing certain cardinal sins.

Do you know the cardinal sin in our business?"

Cardinal Sin, however, has long been a critic of the high-living president.

It's a cardinal sin if we don't do anything about it."

"From the outside it doesn't look like I've committed a cardinal sin.

The late Cardinal Sin was the first rector of the school.

Incidentally, he also made a death mask of Cardinal Sin.

"They teach it's a cardinal sin to throw behind the runner but not with him.

Jon West ling's cardinal sin was to talk about it."

There are most traditionally seven points to represent the seven cardinal sins.

Each society has its list of cardinal sins.

It was my own fault: I had committed the cardinal sin of using economics jargon.

Losing here should be a no-no, like a cardinal sin, especially because you didn't play hard.

For a pitcher, that is a cardinal sin.