Aflutter (adjective)

In a state of agitation or excitement.

Origin:

The word "aflutter" is a combination of the word "a-" meaning "in" and the word "flutter" meaning "to move quickly and lightly".

Examples:

1. She was aflutter with nerves before her big presentation.
2. His heart was aflutter with excitement as he waited for her answer.
3. The audience was aflutter with anticipation as the curtains opened.
4. The butterfly's wings were aflutter as it flew from flower to flower.
5. She was aflutter with emotions as she walked down the aisle.