jumpiness

/ˈdʒʌmpinəs/
noun
  1. A state of being nervous or easily startled; anxiety.
    • Her jumpiness before the exam made it hard for her to focus.
    • The loud thunder increased the dog's jumpiness throughout the storm.
    • His jumpiness during the horror movie made everyone laugh.
Antonyms
What does "jumpiness" mean? | whatsthatwordmean | whatsthatwordmean