I need to stop by the P. O. to pick up a package this afternoon.

On foggy nights, the fishermen swore that will-o'-wisps danced above the marsh, leading them astray.

She passed her O-levels in physics and chemistry last year.

The startup's demo included a prototype of the coffee-o-matic, a gadget that promised to brew and pour a perfect cup with no human input.

She wore an O-shaped pendant that gleamed in the sunlight.

O. C. arrived at the meeting early to present her revised proposal.

Before the new release, the team tested the O. S. on multiple devices to ensure compatibility.

When the highway opens up, shift into O/D to save fuel.

The linguist collected dozens of o-words from regional dialects.

During the family dinner he whispered the o-word and everyone started snickering.