aberrant vs singular

aberrant

adj
  • Differing from the norm. 

  • Straying from the right way; deviating from morality or truth. 

  • Deviating from the ordinary or natural type; exceptional; abnormal. 

noun
  • A group, individual, or structure that deviates from the usual or natural type, especially with an atypical chromosome number. 

  • A person or object that deviates from the rest of a group. 

singular

adj
  • Out of the ordinary; curious. 

  • Being the only one of the kind; unique. 

  • Referring to only one thing or person. 

  • Distinguished by superiority: peerless, unmatched, eminent, exceptional, extraordinary. 

  • Having the property that the matrix of coefficients of the new variables has a determinant equal to zero. 

  • Each; individual. 

  • Being only one of a larger population. 

  • Not equal to its own cofinality. 

  • Having no inverse. 

noun
  • A form of a word that refers to only one person or thing. 

  • That which is not general; a specific determinate instance. 

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