banal vs endangered

banal

adj
  • Relating to a type of feudal jurisdiction or service. 

  • Common in a boring way, to the point of being predictable; containing nothing new or fresh. 

endangered

adj
  • in danger, at risk, said of something where there is a strong possibility something bad will happen to it (for example, a species in danger of going extinct) 

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