calve vs lamb

calve

verb
  • to give birth to (a calf) 

  • to break off 

  • to shed (a large piece, e.g. an iceberg); to set loose (a mass of ice), e.g. a block of ice (coming off an iceberg) 

  • to assist in a cow's giving birth to a calf 

  • to shed a large piece, e.g. an iceberg or a smaller block of ice (coming off an iceberg) 

  • to give birth to a calf 

lamb

verb
  • To assist (sheep) to give birth. 

  • Of a sheep, to give birth. 

noun
  • One who ignorantly speculates on the stock exchange and is victimized. 

  • A simple, unsophisticated person. 

  • A fan of American singer, songwriter, actress, and record producer Mariah Carey (born 1969). 

  • A person who is meek, docile and easily led. 

  • The flesh of a lamb or sheep used as food. 

  • A young sheep. 

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