astringent vs rapierlike

astringent

adj
  • Sharp, caustic, severe. 

  • Extremely sour, bitter. 

  • Causing a dry or puckering mouthfeel; characteristic of foods with high tannin content, such as certain kinds of berries and citrus fruits. 

  • Having the effect of drawing tissue together; styptic. 

noun
  • A substance which draws tissue together, thus restricting the flow of blood. 

rapierlike

adj
  • Resembling or characteristic of a rapier; sharp, piercing. 

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