bedfellow vs customer

bedfellow

noun
  • An associate, often an otherwise improbable one. 

  • One with whom one shares a bed. 

customer

noun
  • A person, especially one engaging in some sort of interaction with others. 

  • A native official who exacted customs duties. 

  • A patron, a client; one who purchases or receives a product or service from a business or merchant, or intends to do so. 

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