barbie vs barbiturate

barbie

noun
  • A barbiturate. 

  • A barbecue (event: cookout). 

  • A barbecue (apparatus for grilling). 

barbiturate

noun
  • Any salt or ester of barbituric acid. 

  • Any of derivatives of barbituric acid that act as depressants of the central nervous system and are used as sedatives or hypnotics. 

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