You don't need to worry about my competence.

What is the cause of the inadequacy?

The importance of competence is very significant in business life.

A test will be conducted to assess his competence.

You should spend more time to understand his competence.

You need to bring your documents to prove your competencies.

You need to work harder to gain sufficiency in this matter.

We couldn't complete the project due to this insufficiency.

I studied hard to pass the competency exam.

This is not an adequate amount of water.