fossick vs quest

fossick

verb
  • To search for something; to rummage. 

  • To search for gems, gold, etc., on the surface or in abandoned workings. 

  • To be troublesome. 

  • To elicit information; to ferret out. 

quest

verb
  • To search for something; to seek. 

  • To locate and attach to a host animal. 

  • To seek or pursue a goal; to undertake a mission or job. 

noun
  • A short test. 

  • A journey or effort in pursuit of a goal (often lengthy, ambitious, or fervent); a mission. 

  • The act of seeking, or looking after anything; attempt to find or obtain; search; pursuit. 

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