converge vs meld

converge

verb
  • (said of two or more entities) To approach each other; to get closer and closer. 

  • (said of a sequence or series) To have a (finite, proper) limit. 

  • (said of an iterative process) To reach a stable end point. 

meld

verb
  • to combine multiple similar objects into one. 

  • In card games, especially of the rummy family, to announce or display a combination of cards. 

noun
  • A combination of cards which is melded. 

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