After studying history, she realized that dragon years often coincided with dramatic shifts in trade and culture.

Astronomers study the timing of the Great Years to understand Earth's long-term climate cycles.

The project will require several big years to complete the reconstruction.

She kept a cardboard trunk labeled yester-years, full of letters and faded postcards from earlier times.

The contract remains valid for the next five civil years.

Large spiral arms can persist for several galactic years before dissolving.

Astronomers calculated that the distant system would need dozens of Platonic years to settle into a stable orbital configuration.

You should keep receipts for the past three tax years in case of an audit.

Over the past two decades, several water years have shown unprecedented drought conditions.

Reports covering multiple half-years revealed a steady improvement in sales.