perm vs presentation

perm

noun
  • A permutation. 

  • Permission 

  • A combination of outcomes (not a permutation) that a gambler bets on in the football pools. 

verb
  • To give hair a perm, using heat, chemicals etc. 

presentation

noun
  • The specification of a group by generators and relators. 

  • The symptoms and other possible indications of disease, trauma, etc., that are exhibited by a patient who has sought, or has otherwise come to, the attention of a physician. 

  • The preparation of antigen fragments during the immune response. 

  • The position of the foetus in the uterus at birth. 

  • A dramatic performance. 

  • Gender presentation; gender expression. 

  • The act or right of offering a clergyman to the bishop or ordinary for institution in a benefice. 

  • An award given to someone on a special occasion. 

  • A lecture or speech given in front of an audience. 

  • The act of presenting, or something presented. 

  • Money given as a wedding gift. 

  • Offering one's blade for engagement by the opponent. 

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