hamper vs pannier

hamper

noun
  • A large basket, usually with a cover, used for the packing and carrying of articles or small animals 

  • A wicker or plastic basket specifically for holding laundry (from clothes hamper), as opposed to a covered wicker basket which is a true hamper 

  • A shackle; a fetter; anything which impedes. 

  • A gift basket. 

  • Articles ordinarily indispensable, but in the way at certain times. 

verb
  • To put into a hamper. 

  • To impede in motion or progress. 

  • To put a hamper or fetter on; to shackle 

pannier

noun
  • A large basket or bag fastened, usually in pairs, to the back of a bicycle or pack animal, or carried in pairs over the shoulders. 

  • One of a pair of hoops used to expand the volume of a woman's skirt to either side. 

  • A breadbasket. 

  • A piece of basketwork for protecting archers, or, filled with gravel or sand, for forming and protecting embankments, etc. 

  • A decorative basket for the display of flowers or fruits. 

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