baby boy vs kidder

baby boy

noun
  • A term of endearment for a man. 

  • A very young male human being, from birth to a couple of years old. 

  • A man who is immature or infantile. 

kidder

noun
  • A term of endearment/address for a child or young adult, usually male. 

  • One who kids, or teases light-heartedly. 

  • A kidderminster (carpet) 

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