serious offence BrE
serious offense AmE

Of the most serious offenses, there was a 12 percent drop in those committed against people.

The maximum prison term for the most serious offense is 20 years.

But taking them for personal consumption is still a serious offense, he said.

Anthony had become weird, a serious offense in high school.

But we should also talk about the fact that holding people against their will is a serious offense.

Then, he said, the police can focus on serious offenses.

"Now it's much more of a serious offense because there's a computer involved," he said.

Less serious offenses earn 1 point which remains for three years.

If convicted of the most serious offense, they would each face 25 years to life in prison.

I consider that one of the most serious offenses because you can't see what you're doing.