blockage vs stimulant

blockage

noun
  • Synonym of constipation (“impairment of feces passage”). 

  • The thing that is the cause of such a state, blocking a passage. 

  • The state or condition of being blocked. 

  • Synonym of thrombosis, synonym of thromboembolism, or synonym of embolism. 

stimulant

noun
  • Something that promotes activity, interest, or enthusiasm. 

  • A substance that acts to increase physiological or nervous activity in the body. 

adj
  • Acting as a stimulant. 

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