He is a first offender.

I love to travel to new places.

The first sergeant is responsible for maintaining discipline and order within the unit.

The first stringer played exceptionally well in the match.

The first thing I do in the morning is make a cup of coffee.

She is the first violinist in the chamber orchestra.

Knowing first-aid can be helpful in emergency situations.

He always travels first-class when he flies.

This is the first-degree of the program.

She is a first-nighter and never misses the opening night of any play.