mutant vs subnormal

mutant

adj
  • Strange, abnormal, or bizarre. 

  • Of, relating to, undergoing (i.e. mutating), or resulting from change or mutation; that has undergone mutation. 

noun
  • That has mutated, with one or more new characteristics from a mutation. 

  • Someone or something that seems strange, abnormal, or bizarre. 

  • Synonym of mutex 

subnormal

adj
  • denormal 

  • Less than normal. 

noun
  • A person whose abilities are less than normal. 

  • That part of the axis of a curved line which is intercepted between the ordinate and the normal. 

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