bale vs packing case

bale

noun
  • A rounded bundle or package of goods in a cloth cover, and corded for storage or transportation. 

  • A measurement of hay equal to 10 flakes. Approximately 70-90 lbs (32-41 kg). 

  • A bundle of compressed wool or hay, compacted for shipping and handling. 

  • A measurement of paper equal to 10 reams. 

  • A block of compressed cannabis. 

  • Evil, especially considered as an active force for destruction or death. 

  • Suffering, woe, torment. 

verb
  • To wrap into a bale. 

  • To remove water from a boat with buckets etc. 

packing case

noun
  • A large, sturdy box or wooden crate used for the secure shipment of goods. 

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