salty vs serious

salty

adj
  • Coarse; provocative; earthy. 

  • Tasting of salt. 

  • Irritated, annoyed, angry, bitter, bitchy. 

  • Experienced, especially used to indicate a veteran of the naval services; salty dog (from salt of the sea). 

  • Containing salt. 

  • Pertaining to the Sardinian language and those dialects of Catalan, spoken in the Balearic Islands and along the coast of Catalonia, that use definitive articles descended from the Latin ipse (“self”) instead of the Latin ille (“that”). 

serious

adj
  • Without humor or expression of happiness; grave in manner or disposition 

  • Committed. 

  • Really intending what is said (or planned, etc); in earnest; not jocular or deceiving 

  • Important; weighty; not insignificant 

adv
  • In a serious manner; seriously. 

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