incomplete vs subnormal

incomplete

noun
  • A multiplayer game that is abandoned because one player disconnects. 

  • A designation of being incomplete. 

  • A multipart file posted to Usenet that is incomplete and thus unusable. 

adj
  • Not complete; not finished 

  • Of a flower, wanting any of the usual floral organs. 

subnormal

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. 

adj
  • denormal 

  • Less than normal. 

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