gag vs gripe

gag

noun
  • A convulsion of the upper digestive tract. 

  • A joke or other mischievous prank. 

  • Mycteroperca microlepis, a species of grouper. 

  • Any suppression of freedom of speech. 

  • An order or rule forbidding discussion of a case or subject. 

  • A device to restrain speech, such as a rag in the mouth secured with tape or a rubber ball threaded onto a cord or strap. 

  • a device or trick used to create a practical effect; a gimmick 

verb
  • To restrain someone's speech by blocking his or her mouth. 

  • To cause to heave with nausea. 

  • To pry or hold open by means of a gag. 

  • To choke; to retch. 

  • To experience the vomiting reflex. 

  • To restrain someone's speech without using physical means. 

  • To astonish (someone); to be at a loss for words. 

gripe

noun
  • Pinching and spasmodic pain in the intestines. 

  • A wire rope, often used on davits and other life raft launching systems. 

  • A complaint, often a petty or trivial one. 

  • The compass or sharpness of a ship's stern under the water, having a tendency to make her keep a good wind. 

  • The piece of timber that terminates the keel at the fore end; the forefoot. 

  • An assemblage of ropes, dead-eyes, and hocks, fastened to ringbolts in the deck, to secure the boats when hoisted. 

verb
  • To suffer griping pains. 

  • To tend to come up into the wind, as a ship which, when sailing close-hauled, requires constant labour at the helm. 

  • To annoy or bother. 

  • To complain; to whine. 

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