huckleberry vs whortleberry

huckleberry

noun
  • A shrub growing this fruit. 

  • A small amount, a short distance, as in the phrase huckleberry above a persimmon. 

  • A small round fruit of a dark blue or red color of several plants in the related genera Vaccinium and Gaylussacia. 

  • A person of little consequence. 

  • The person one is looking for; the right person for the job. 

verb
  • To pick huckleberries. 

whortleberry

noun
  • A berry of one of these shrubs. 

  • Vaccinium vitis-idaea (lingonberry or red whortleberry); 

  • Vaccinium myrtillus (bilberry or blue whortleberry); 

  • Vaccinium uliginosum (bog whortleberry or bilberry). 

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