nocturnal vs overnight

nocturnal

adj
  • Taking place at night, nightly. 

  • Primarily active during the night. 

noun
  • A device for telling the time at night, rather like a sundial but read according to the stars. 

  • A person or creature that is active at night. 

overnight

adj
  • Occurring between dusk and dawn. 

  • Complete before the next morning. 

  • Of an activity or event in which participants stay overnight. 

noun
  • An overnight stay, especially in a hotel or other lodging facility. 

  • Viewership ratings for a television show that are published the morning after it is broadcast, and may be revised later on. 

  • Items delivered or completed overnight. 

verb
  • To stay overnight; to spend the night. 

  • To send something for delivery the next day. 

adv
  • In a very short (but unspecified) amount of time. 

  • During or throughout the night, especially during the evening or night just past. 

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