This cathedral is the oldest building in the city.

The oldest volunteered to organize the family reunion.

At the reunion, the oldests were asked to cut the cake.

She half-jokingly referred to journalism as the oldest profession during the dinner conversation.

When the conversation turned awkward, he changed the subject away from the oldest occupation.

Although dismissed by some as sensationalism, the world's oldest profession influenced laws, public health responses, and social attitudes for centuries.

She accused him of using the oldest trick in the book to get the promotion.