coping vs pinion

coping

noun
  • Clipping the beak or talons of a bird. 

  • The process of managing taxing circumstances, expending effort to solve personal and interpersonal problems, and seeking to master, minimize, reduce or tolerate stress or conflict. 

  • The top layer of a brick wall, especially one that slopes in order to throw off water. 

pinion

noun
  • Any of the outermost primary feathers on a bird's wing. 

  • The smallest gear in a gear train. 

  • A moth of the genus Lithophane. 

  • The joint of a bird's wing farthest from the body. 

  • A wing. 

verb
  • To restrain; to limit. 

  • To cut off the pinion of a bird’s wing, or otherwise disable or bind its wings, in order to prevent it from flying. 

  • To bind the arms of someone, so as to deprive him of their use; to disable by so binding. 

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