trembling

Adjective

• vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze
  • a quaking bog
    
  • the quaking child asked for more
    
  • quivering leaves of a poplar tree
    
  • with shaking knees
    
  • seemed shaky on her feet
    
  • sparkling light from the shivering crystals of the chandelier
    
  • trembling hands
    

Noun

• a shaky motion
  • the shaking of his fingers as he lit his pipe
    

Related words

• Synonyms: 
  shaky , shivering , shaking , shakiness , quiver , quivering , vibration , palpitation