pachydermatous vs touchy

pachydermatous

adj
  • Of or relating to the pachyderms. 

  • Like an elephant 

  • Thick-skinned; insensitive. 

touchy

adj
  • Extremely sensitive or volatile; easily disturbed to the point of becoming unstable; requiring caution or tactfulness. 

  • Easily offended, oversensitive. 

  • Inclined to engage in physical touch. 

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