growth vs outgrowth

growth

noun
  • The act of growing, getting bigger or higher. 

  • An increase in psychological strength or resilience; an increased ability to overcome adversity. 

  • An increase in size, number, value, or strength. 

  • An abnormal mass such as a tumor. 

  • Something that grows or has grown. 

outgrowth

noun
  • Excessive growth. 

  • An appendage of an animal. 

  • A branch or offshoot of a plant. 

  • A byproduct or consequence of an action or event. 

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