In one's day, musicians practiced for hours to perfect their craft.

I wore my pajamas to the supermarket, as one does.

Even after the scandal, the trustees insisted they were no one's fools and would protect the charity's funds.

In the lecture, the professor showed how one-forms can be used to integrate along curves.

Their endless one-upsmanships at meetings left colleagues exhausted and discouraged.

In the community garden, one pots were labeled with the names of the volunteers.

The draft board debated whether the surge of one-and-dones would hurt college basketball's competitiveness.

At the company forum, she faced several pile-ons after the project's problems were revealed.

The economists warned that the tariffs could trigger significant flow-ons throughout the regional supply chain.

The moderators removed several posts because the hate-ons in the comments were getting out of hand.