adjacent vs posticous

adjacent

adj
  • Lying next to, close, or contiguous; neighboring; bordering on. 

  • Related to; suggestive of; bordering on. 

  • Just before, after, or facing. 

prep
  • Next to; beside. 

  • Related to; suggestive of; bordering on. 

noun
  • Something that lies next to something else, especially the side of a right triangle that is neither the hypotenuse nor the opposite. 

posticous

adj
  • posterior 

  • Situated on the outer side of a filament; said of an extrorse anther. 

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