berry vs caryopsis

berry

noun
  • A soft fruit which develops from a single ovary and contains seeds not encased in pits. 

  • A burrow, especially a rabbit's burrow. 

  • A small succulent fruit, of any one of many varieties. 

  • A police car. 

  • A mound; a barrow. 

  • An excavation; a military mine. 

  • A coffee bean. 

  • One of the ova or eggs of a fish. 

verb
  • To bear or produce berries. 

  • To pick berries. 

  • To beat; give a beating to; thrash. 

  • To thresh (grain). 

caryopsis

noun
  • A type of fruit in which the fruit skin is stuck to the seed coat; especially the grain of a cereal. 

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