feast vs potlatch

feast

noun
  • A very large meal, often of a ceremonial nature. 

  • A festival; a holy day or holiday; a solemn, or more commonly, a joyous, anniversary. 

  • Something delightful 

verb
  • To hold a feast in honor of (someone). 

  • To partake in a feast, or large meal. 

  • To dwell upon (something) with delight. 

potlatch

noun
  • A communal meal to which guests bring dishes to share; a potluck. 

  • A ceremony amongst certain indigenous peoples of the Pacific Northwest in which gifts are bestowed upon guests and personal property is destroyed in a show of generosity and wealth. 

verb
  • To carry out or take part in a potlatch ceremony. 

  • To give; especially, to give as a gift during a potlatch ceremony. 

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