1. The children's laughter filled the room with joyfulness.
2. Her eyes sparkled with joyfulness as she opened the present.
3. The joyfulness of the celebration was infectious, spreading to everyone at the party.
4. The holiday season always brings a sense of joyfulness to our home.
5. His joyfulness at finally achieving his dream was evident in his smile.
6. The joyfulness in her voice was unmistakable as she shared her good news.
7. The joyfulness of the music lifted everyone's spirits at the concert.
8. The joyfulness of the occasion was palpable as friends and family gathered to celebrate.
9. The joyfulness of their love for each other was evident in every glance they shared.
10. The joyfulness of the day was enhanced by the beautiful weather and stunning scenery.