barefoot vs birthday-suited

barefoot

adj
  • Wearing nothing on the feet. 

  • Transmitting without the use of an amplifier. 

  • Of a vehicle on an icy road: not using snow chains. 

adv
  • Transmitting without the use of an amplifier. 

  • She likes to go barefoot in the summertime. 

  • Wearing nothing on the feet. 

birthday-suited

adj
  • Unclothed. 

How often have the words barefoot and birthday-suited occurred in a corpus of books? (source: Google Ngram Viewer )