cheerio (noun)

1. As the movie concluded, the main character bid farewell to his friends with a cheerful 'cheerio.'

2. In the comic strip, the character said 'cheerio' as he left the scene, leaving the readers with a sense of farewell.

3. At the end of the religious ceremony, the priest uttered a solemn 'cheerio' to the congregation.

4. In the novel's final chapter, the protagonist waved goodbye to his old life and said 'cheerio' to the struggles he had faced.