He played a beautiful melody on his infinity transmitter.

The infinitesimalness of the particles was difficult to measure.

He ordered five infinity shots at the bar.

He took an infinity shot and scored the winning goal.

This is the infiniteth time I've told you not to do that.

The infinitesimality of the particles in the air makes them almost impossible to see.

The infinity sign is often used to represent endless possibilities.

He stared at her infinitarily.