eye-apple vs leer

eye-apple

noun
  • The eyeball or pupil 

  • Synonym of apple of one's eye 

leer

noun
  • An arch or affected glance or cast of countenance. 

  • The flank or loin. 

  • A significant side glance; a glance expressive of some passion, as malignity, amorousness, etc.; a sly or lecherous look. 

verb
  • To look sideways or obliquely; now especially with sexual desire or malicious intent. 

  • To entice with a leer or leers. 

How often have the words eye-apple and leer occurred in a corpus of books? (source: Google Ngram Viewer )