schoolgirl vs wean

schoolgirl

verb
  • To restrain in a schoolgirl pin. 

noun
  • A girl attending school. 

wean

verb
  • To cease giving breast milk to an offspring; to accustom and reconcile (a child or young animal) to a want or deprivation of mother's milk; to take from the breast or udder. 

  • To cease to depend. 

  • To cease to depend on the mother's milk for nutrition. 

  • To cause to quit something to which one is addicted, dependent, or habituated. 

noun
  • A small child. 

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