trembling
Definitions
Shaking or quivering, typically as a result of anxiety, excitement, or frailty.
A slight vibration or oscillation.
Examples
Her hands were trembling as she reached for the envelope.
The small puppy was trembling with fear during the thunderstorm.
He spoke in a trembling voice, clearly nervous about the upcoming presentation.
Synonyms
shaking quivering shivering quaking vibrating tremulous jittery