cleave vs erect

cleave

verb
  • To make or accomplish by or as if by cutting. 

  • Followed by to or unto: to adhere, cling, or stick fast to something. 

  • To split. 

  • To split (a complex molecule) into simpler molecules. 

  • Of a crystal, to split along a natural plane of division. 

  • To break a single crystal (such as a gemstone or semiconductor wafer) along one of its more symmetrical crystallographic planes (often by impact), forming facets on the resulting pieces. 

  • To split or sever something with, or as if with, a sharp instrument. 

noun
  • Flat, smooth surface produced by cleavage, or any similar surface produced by similar techniques, as in glass. 

erect

verb
  • To put up by the fitting together of materials or parts. 

  • To animate; to encourage; to cheer. 

  • To spin up and align to vertical. 

  • To lift up; to elevate; to exalt; to magnify. 

  • To raise and place in an upright or perpendicular position; to set upright; to raise. 

  • To set up or establish; to found; to form; to institute. 

  • To enter a state of physiological erection. 

  • To cast or draw up (a figure of the heavens, horoscope etc.). 

  • To cause to stand up or out. 

  • To set up as an assertion or consequence from premises, etc. 

adj
  • Having an erect penis. 

  • Rigid, firm; standing out perpendicularly, especially as the result of stimulation. 

  • Upright; vertical or reaching broadly upwards. 

  • Watchful; alert. 

  • Elevated, as the tips of wings, heads of serpents, etc. 

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