godmother vs tattletale

godmother

verb
  • To act as godmother to. 

noun
  • A woman present at the christening of a baby who promises to help raise the child in a Christian manner; a female godparent who sponsors the baptism of a child. 

tattletale

verb
  • To act as a tattletale; to tell on; to give away, reveal, or expose. 

noun
  • One who tattles (reports others' wrongdoings), often a child seeking attention. 

  • One who gossips, often for the sake of attention. 

adj
  • telltale; giveaway 

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