better half vs bride

better half

noun
  • A person's spouse or lover, most commonly a man's wife. 

bride

noun
  • A woman in the context of her own wedding; one who is going to marry or has just been married. 

  • Coordinate terms: bridegroom, groom 

  • an individual loop or other device connecting the patterns in lacework 

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