An intensifier is a word that strengthens or weakens another word but by itself it has no real meaning. If it is removed from the sentence the sentence will still be complete.

  • She is a polite person.
  • She is a very polite person.
  • It’s hot in Egypt.
  • It’s extremely hot in Egypt.
  • It’s interesting.
  • It’s fairly interesting.
  • You look tired.
  • You look awfully tired.