Use 'restive' to describe someone's loss of patience while waiting, indicating a desire for action. The restive students began to talk among themselves as the lecture was postponed again.
Pro Tip 2/3
Mood Indicator
'Restive' often reflects a mood of discontent or unease due to delay or dissatisfaction. Passengers were restive after hours of waiting for the delayed flight.
Pro Tip 3/3
Physical Discomfort
It can relate to physical discomfort causing one to be unable to stay still or quiet. The heat made the audience restive as they fanned themselves impatiently.