1. extremeness the quality of being extreme
  2. extremely to the greatest possible degree
  3. extremity the outermost or farthest region or point
  4. extrusion something that bulges out or is protuberant or projects from its surroundings
  5. extreme of the greatest possible degree, extent, or intensity
  6. extra point in American football a point awarded for a successful place kick following a touchdown
  7. extra time playing time beyond regulation, to break a tie
  8. extortion unjust exaction, as by the misuse of authority
  9. extremum the point located farthest from the middle of something
  10. extortioner a criminal who extorts money from someone by threatening to expose embarrassing information about them
  11. extraction taking out something
  12. extramural carried on outside the bounds of an institution or community
  13. exterminate kill on a large scale
  14. extraneous not belonging to that in which it is contained
  15. extreme point the point located farthest from the middle of something
  16. extradite hand over to the authorities of another country
  17. extrados the exterior curve of an arch
  18. extravagancy the quality of exceeding the appropriate limits of decorum or probability or truth
  19. extirpation the act of pulling up or out
  20. extradition surrender of an accused by one state or country to another

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