softball vs town ball

softball

noun
  • A game similar to baseball but played with a larger and softer ball which can be thrown overhand or underhand. 

  • A question designed to be easy to answer. 

  • The ball used to play the sport. 

town ball

noun
  • A non-varsity softball team, typically played by youths (usually girls) under the age of 18. Frequently played in small cities and towns, sponsored by a local business and coached by volunteers. 

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