descend vs erect

descend

verb
  • To go down upon or along; to pass from a higher to a lower part of 

  • To move toward the south, or to the southward. 

  • To fall in pitch; to pass from a higher to a lower tone. 

  • to proceed by generation or by transmission; to happen by inheritance. 

  • to be derived (from) 

  • To pass from a higher to a lower place; to move downwards; to come or go down in any way, for example by falling, flowing, walking, climbing etc. 

  • To enter mentally; to retire. 

  • To come down, as from a source, original, or stock 

  • To come down to a lower, less fortunate, humbler, less virtuous, or worse, state or rank; to lower or abase oneself 

  • To make an attack, or incursion, as if from a vantage ground; to come suddenly and with violence. 

  • And on the suitors let thy wrath descend. 

  • To pass from the more general or important to the specific or less important matters to be considered. 

erect

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

  • To animate; to encourage; to cheer. 

  • To spin up and align to vertical. 

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

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

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

  • 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 descend and erect occurred in a corpus of books? (source: Google Ngram Viewer )