gro vs obnoxious

gro

adj
  • Disgusting, unpleasant; gross. 

num
  • The cardinal number occurring after el do el (↋↋) and before gro one (101) in a duodecimal system. Written 100, decimal value 144. 

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 gro and obnoxious occurred in a corpus of books? (source: Google Ngram Viewer )