A jittery vigil in the dark.
A jittery ride over rough terrain.
Rhyn asked, the feeling of doom making him jittery.
Be aware of how much caffeine you are ingesting; too much can make you feel jittery.
White sugar may also produce jittery feelings from the rise and fall of blood glucose and insulin that mimic panic attacks.
Due to a problem with the sound system my voice may sound a little jittery.
The vamps were jittery enough, with the foyer teeming with young vampires who seemed both eager to do something about the excitement and uncertain what.