cavity vs gulf

cavity

noun
  • A hollow area within the body. 

  • A hole or hollow depression in a solid object. 

  • A small or large hole in a tooth caused by caries; often also a soft area adjacent to the hole also affected by caries. 

gulf

noun
  • A hollow place in the earth; an abyss; a deep chasm or basin. 

  • A portion of an ocean or sea extending into the land; a partially landlocked sea 

  • The bottom part of a list of those awarded a degree, for those who have only just passed. 

  • That which swallows irretrievably; a whirlpool; a sucking eddy. 

  • A large deposit of ore in a lode. 

  • A wide interval or gap; a separating space. 

  • A difference, especially a large difference, between groups. 

verb
  • To award a degree to somebody who has only just passed sufficiently. 

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