hyphen vs tie-in

hyphen

noun
  • Something that links two more consequential things. 

  • Someone who belongs to a marginalized subgroup, and can therefore described by a hyphenated term, such as "German-American", "female-academic", etc. 

  • An enclosed walkway or passage that connects two buildings. 

  • The symbol "‐", typically used to join two or more words to form a compound term, or to indicate that a word has been split at the end of a line. 

conj
  • Used to emphasize the coordinating function usually indicated by the punctuation "-". 

tie-in

noun
  • Something that is related or connected to another thing. 

  • An association or connection between things. 

  • An authorized product based on a media property, such as a film or video game, by way of cross-promotion. 

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