emergent vs infantine

emergent

adj
  • Emerging; coming into view or into existence; nascent; new. 

  • Having leaves and flowers above the water. 

  • Having gameplay that arises from its mechanics, rather than a linear storyline. 

  • Having properties as a whole that are more complex than the properties contributed by each of the components individually. 

  • Arising unexpectedly, especially if also calling for immediate reaction. 

  • Taller than the surrounding vegetation. 

  • Constituting an emergency. 

noun
  • A plant whose root system grows underwater, but whose shoot, leaves and flowers grow up and above the water. 

infantine

adj
  • Infantile; childish. 

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