astir vs insomniac

astir

adj
  • Out of bed; up and about. 

  • In motion; characterized by motion. 

insomniac

adj
  • Suffering from or pertaining to insomnia. 

noun
  • One who suffers an inability or difficulty sleeping; a sufferer from insomnia. 

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