et al. vs whatnot

et al.

phrase
  • And others; to complete a list, especially of persons, as authors of a published work. 

  • And elsewhere; to complete a list of places. 

whatnot

noun
  • Other related objects or ideas. 

  • A freestanding set of shelves on which ornaments are displayed; an etagere. 

  • A small unspecified object; bric-a-brac (in plural) 

How often have the words et al. and whatnot occurred in a corpus of books? (source: Google Ngram Viewer )