convulsive vs nervous

convulsive

adj
  • Having or producing convulsions. 

  • Marked by or having the nature of convulsions. 

nervous

adj
  • Easily agitated or alarmed; edgy, on edge. 

  • Affecting the nerves or nervous system. 

  • Apprehensive, anxious, hesitant, worried. 

  • Supplied with nerves; innervated. 

How often have the words convulsive and nervous occurred in a corpus of books? (source: Google Ngram Viewer )