Anxious

adjective

1. Nervous and worried.
2. Having a feeling of anxiety or disquietude; extremely concerned, especially about something that will happen in the future or that is unknown.

   "I could tell she was anxious as she was biting her nails."

3. (of things) Accompanied with, or causing, anxiety; worrying.

   "There was an anxious wait before the results were revealed."

4. Earnestly desirous.

   "All the voters were anxious to hear the election result."