aflutter (adjective)

1. The crowd was aflutter with excitement as they awaited the premiere of the highly anticipated film.

2. The young girl's heart raced aflutter as she watched the horror movie late at night.

3. The designer's mind was aflutter with ideas for the perfect combination of architecture and interior design in the new building.

4. The art gallery was filled with patrons, their hearts aflutter with anticipation as they awaited the unveiling of the new exhibit.