charley horse vs stricture

charley horse

noun
  • A muscle cramp, usually in the thigh or leg. 

stricture

noun
  • Abnormal narrowing of a canal or duct in the body. 

  • The degree of contact, in consonants. 

  • A general state of restrictiveness on behavior, action, or ideology. 

  • A rule restricting behaviour or action. 

  • A sternly critical remark or review. 

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