decline vs render

decline

verb
  • To move downwards, to fall, to drop. 

  • To choose not to do something; refuse, forbear, refrain. 

  • To run through from first to last; to recite in order as though declining a noun. 

  • To cause to decrease or diminish. 

  • To bend downward; to bring down; to depress; to cause to bend, or fall. 

  • To turn or bend aside; to deviate; to stray; to withdraw. 

  • To inflect for case, number, gender, and the like. 

  • To reject a penalty against the opposing team, usually because the result of accepting it would benefit the non-penalized team less than the preceding play. 

  • To become weaker or worse. 

  • To recite all the different declined forms of (a word). 

noun
  • A weakening. 

  • Downward movement, fall. 

  • A reduction or diminution of activity. 

  • The act of declining or refusing something. 

  • A sloping downward, e.g. of a hill or road. 

render

verb
  • To pass down. 

  • To translate into another language. 

  • To make over as a return. 

  • To capture and turn over to another country secretly and extrajudicially. 

  • To convert waste animal tissue into a usable byproduct. 

  • To cover a wall with a layer of plaster. 

  • To interpret, give an interpretation or rendition of. 

  • To have fat drip off meat from cooking. 

  • To cause to become. 

  • To give; to give back; to deliver. 

  • To transform (a model) into a display on the screen or other media. 

  • To pass; to run; said of the passage of a rope through a block, eyelet, etc. 

  • To yield or give way. 

noun
  • One who rends. 

  • Stucco or plaster applied to walls (mostly to outside masonry walls). 

  • A digital image produced by rendering a model. 

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