burden vs import

burden

verb
  • To impose, as a load or burden; to lay or place as a burden (something heavy or objectionable). 

  • To encumber with a literal or figurative burden. 

noun
  • A phrase or theme that recurs at the end of each verse in a folk song or ballad. 

  • The proportion of ore and flux to fuel, in the charge of a blast furnace. 

  • The capacity of a vessel, or the weight of cargo that she will carry. 

  • A responsibility, onus. 

  • The tops or heads of stream-work which lie over the stream of tin. 

  • A fixed quantity of certain commodities. 

  • Theme, core idea. 

  • The drone of a bagpipe. 

  • A cause of worry; that which is grievous, wearisome, or oppressive. 

  • The total amount of toxins, parasites, cancer cells, plaque or similar present in an organism. 

  • A heavy load. 

import

verb
  • To be incumbent on (someone to do something). 

  • To mean, signify. 

  • To be important; to be significant; to be of consequence. 

  • To load a file into a software application from another version or system. 

  • To bring (something) in from a foreign country, especially for sale or trade. 

  • To be important or crucial to (that something happen). 

  • To be of importance to (someone or something). 

noun
  • Significance, importance. 

  • The practice of importing. 

  • Something brought in from an exterior source, especially for sale or trade. 

  • A foreigner playing in a sports league. 

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