言辞 (yán cí): words; expression; what one says

During the interview, his words were very appropriate, which made the interviewers have a good impression of him.

They started arguing over a trivial matter, and both sides' words became increasingly heated, and in the end they parted on bad terms.

On formal occasions, we should be mindful of our words to avoid saying the wrong thing and offending others.

In the letter she wrote to him, her words were full of gratitude, thanking him for his selfless help over the years.

The diplomat was cautious with his words at the press conference, stating his position while avoiding controversy.