At the old station, the travelers exchanged quiet adieus before boarding the last train.

At the train station she whispered adieu and boarded the last carriage.

She stood on the dock, waved, and whispered adieu as the ferry disappeared into the fog.

Every evening as the sun sets, the old lighthouse keeper solemnly bids adieu to the ships on the horizon.

As the sun set, we gathered at the station to bid adieu to our friend before his journey.

She said 'without further adieu' when introducing the keynote speaker, prompting a few polite laughs at the typo.

At the old station, they exchanged solemn adieux before the train pulled away.