hetero vs horizontal

hetero

adj
  • Heterosexual: of, pertaining to, or being a heterosexual person. 

noun
  • A heterosexual person. 

horizontal

adj
  • Relating to sexual intercourse. 

  • Relating to horizontal markets 

  • Involving wines of the same vintages but from different wineries. 

  • Having the two notes sound successively. 

  • Perpendicular to the vertical; parallel to the plane of the horizon; level, flat. 

noun
  • A horizontal component of a structure. 

  • Horizon. 

  • A Tasmanian shrub or small tree whose main trunk tends to lean over and grow horizontally, Anodopetalum biglandulosum 

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