screw up vs toenail

screw up

verb
  • To tighten or secure with screws. 

  • To twist into a contorted state. 

  • To blunder; to make a mistake. 

  • To raise or summon up. 

  • To make a mess of; to ruin. 

  • To raise (rent, fees, etc.) to extortionate levels. 

toenail

verb
  • To fasten two pieces of lumber together by applying nails or screws into both boards at an angle. 

noun
  • The thin, horny, transparent plate covering the upper surface of the end of a toe. 

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