forge vs linger

forge

verb
  • To form or create with concerted effort. 

  • To make falsely; to produce, as that which is untrue or not genuine; to fabricate. 

  • To move forward heavily and slowly (originally as a ship); to advance gradually but steadily; to proceed towards a goal in the face of resistance or difficulty. 

  • To create a forgery of; to make a counterfeit item of; to copy or imitate unlawfully. 

  • To advance, move or act with an abrupt increase in speed or energy. 

  • To shape a metal by heating and hammering. 

noun
  • A Web-based collaborative platform for developing and sharing software. 

  • A furnace or hearth where metals are heated prior to hammering them into shape. 

  • A workshop in which metals are shaped by heating and hammering them. 

  • The act of beating or working iron or steel. 

linger

verb
  • To consider or contemplate for a period of time; to engage in analytic thinking or discussion. 

  • To remain alive or existent although still proceeding toward death or extinction; to die gradually. 

  • To stay or remain in a place or situation, especially as if unwilling to depart or not easily able to do so. 

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