excepcional Anglais:

We only let people through the police cordon in exceptional circumstances.

We met thanks to an exceptional coincidence.

This is an exceptional case.

you're an exceptional woman

He has exceptional sense of humor

He is good, not to say exceptional.

He showed exceptional ability in mathematics.

What other exceptional qualities could be used as criteria?

Her abilities are exceptional.

visitors are only allowed in exceptional circumstances

I would like to apologize for this exceptional error/ mistake.

an exceptional student

The circumstances in the case of Kosovo are exceptional.

exceptional service

The distributors are asking for an exceptional margin.