lousy vs unsensitive

lousy

adj
  • Underhanded; mean; contemptible. 

  • Infested with lice. 

  • Unwell; under the weather. 

  • Dirty or untidy. 

  • Remarkably bad; of poor quality. 

  • Filled or packed (with something, usually bad). 

unsensitive

adj
  • Synonym of insensitive 

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