child vs preemie

child

noun
  • A kid aged 1 to 11 years, whereas neonates are aged 0 to 1 month, infants are aged 1 month to 12 months, and adolescents are aged 12 years to 18 years. 

  • A person who has not yet reached adulthood, whether natural (puberty), cultural (initiation), or legal (majority). 

  • One's direct descendant by birth, regardless of age; one's offspring; a son or daughter. 

  • The thirteenth Lenormand card. 

  • A person considered a product of a place or culture, a member of a tribe or culture, regardless of age. 

  • Anything derived from or caused by something. 

  • A data item, process, or object which has a subservient or derivative role relative to another. 

  • A subordinate node of a tree. 

preemie

noun
  • A baby that has been born prematurely 

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