belate vs frustrate

belate

verb
  • To impede; cause something to be late; delay; benight. 

frustrate

verb
  • To hinder or thwart. 

  • To cause stress or annoyance. 

  • To disappoint or defeat; to vex by depriving of something expected or desired. 

adj
  • ineffectual; useless; fruitless. 

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