spy vs squinny

spy

verb
  • To spot; to catch sight of. 

  • To act as a spy. 

  • To search narrowly; to scrutinize. 

  • To explore; to see; to view; inspect and examine secretly, as a country. 

noun
  • A defensive player assigned to cover an offensive backfield player man-to-man when they are expected to engage in a running play, but the offensive player does not run with the ball immediately. 

  • A person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage). 

squinny

verb
  • To squint. 

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