infuse vs inject

infuse

verb
  • To undergo infusion. 

  • To inspire; to inspirit or animate; to fill (with). 

  • To instill as a quality. 

  • To steep in a liquid, so as to extract the soluble constituents (usually medicinal or herbal). 

  • To cause to become an element of something; to insert or fill. 

  • To make an infusion with (an ingredient); to tincture; to saturate. 

inject

verb
  • To administer an injection to (someone or something), especially of medicine or drugs. 

  • To introduce (code) into an existing program or its memory space, often without tight integration and sometimes through a security vulnerability. 

  • To take or be administered something by means of injection, especially medicine or drugs. 

  • To introduce (something) suddenly or violently. 

  • To push or pump (something, especially fluids) into a cavity or passage. 

  • To introduce or add (something that is different or foreign). 

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