beetroot vs sweetie

beetroot

noun
  • The edible part of the root of a beet plant, raw or prepared. 

  • A normally deep-red-coloured root vegetable usually cooked or pickled before eating; Synonym of beet. 

verb
  • To turn a bright red or purple colour. 

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 beetroot and sweetie occurred in a corpus of books? (source: Google Ngram Viewer )