She spoke with confidence during the presentation.

Please confirm your reservation.

I need confirmation that the package has been delivered.

The conflict between the two countries escalated into a full-scale war.

I was mixed up by the confusing explanation.

There was a lot of confusion during the meeting.

I want to congratulate you on your promotion.

I need to connect two pieces of wood.

The strong connection between them is evident.

They were determined to conquer the enemy's territory by force.