courgette vs sweetie

courgette

noun
  • The edible fruit of this marrow/squash. 

  • A particular variety of Cucurbita pepo, a small marrow/squash. 

sweetie

noun
  • A fruit that is a crossbreed between a grapefruit and a pomelo, originating in Israel. 

  • A person who is much loved. 

  • A sweet; a candy. 

  • A sweetheart. 

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