lash-up vs workaround

lash-up

noun
  • A crude improvisation or bodged effort. 

workaround

noun
  • An impromptu and temporary response to an unforeseen problem or risk. 

  • A procedure or a temporary fix that bypasses a problem and allows a user to continue working until a better solution can be provided. 

  • A means of overcoming some obstacle, especially an obstacle consisting of constraints, or laws or regulations. 

How often have the words lash-up and workaround occurred in a corpus of books? (source: Google Ngram Viewer )