Adam's apple vs goitre

Adam's apple

noun
  • The lump in the throat, usually more noticeable in men than in women; the laryngeal prominence. 

  • Tabernaemontana divaricata, a fragrant houseplant native to southeast Asia. 

  • A species of banana (Musa × paradisiaca). 

  • The citron, Citrus limetta, now Citrus medica. 

goitre

noun
  • An enlargement of the front and sides of the neck caused by inflammation of the thyroid gland. 

How often have the words Adam's apple and goitre occurred in a corpus of books? (source: Google Ngram Viewer )