mend vs screw up

mend

verb
  • To repair (something that is torn, broken, defaced, decayed, or otherwise damaged) 

  • To grow better; to advance to a better state; to become improved. 

  • To put in a better state; to set right; to reform; 

  • To quicken 

  • To help, to advance, to further; to add to. 

noun
  • A place, as in clothing, which has been repaired by mending. 

  • The act of repairing or recovering. 

screw up

verb
  • To make a mess of; to ruin. 

  • To twist into a contorted state. 

  • To blunder; to make a mistake. 

  • To raise or summon up. 

  • To tighten or secure with screws. 

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

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