n-word vs nigger

n-word

noun
  • The word nigger or nigga or nigra. 

  • A negation word, such as not, nobody, or nothing. 

  • A Danish/Swedish/Norwegian noun of the common gender (their indefinite article being en), as opposed to t-words, nouns of the neuter gender (their indefinite article being et). 

  • Any word beginning with n that is not normally taboo but is considered (often humorously) to be so in the given context. 

  • The word Nazi. 

  • Any word, regardless of its starting letter, that is used oppressively, marginalizes or oppresses a group of people. 

nigger

noun
  • A member of any typically dark-skinned people (now especially in combinations like prairie nigger or sand nigger). 

  • A person of any kind (particularly as a term of abuse). 

  • A fish, the luderick (Girella tricuspidata). 

  • A friend, particularly a fellow black person, often used as an informal term of address. 

  • A person of black African descent who acts in an unapproved manner (whether positive or negative). 

  • A black person; a person of black African descent. 

verb
  • To perform in blackface. 

  • To behave as a stereotypical black person. 

  • To treat as inferior. 

How often have the words n-word and nigger occurred in a corpus of books? (source: Google Ngram Viewer )