insulting vs obnoxious

insulting

adj
  • Containing insult, or having the intention of insulting. 

noun
  • The act of giving insult. 

obnoxious

adj
  • Extremely offensive or unpleasant; very annoying, contemptible, or odious. 

  • Exposed or vulnerable to something, especially harm or injury. 

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