repulsive vs unattractive

repulsive

adj
  • Tending to rouse aversion or to repulse; disgusting. 

  • Having the capacity to repel. 

  • Cold; reserved; forbidding. 

unattractive

adj
  • Not handsome or beautiful or appealing. 

  • Lacking the power to attract interest. 

noun
  • An aesthetically unattractive person 

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