above-board vs terribly

above-board

adv
  • Honestly; openly. 

adj
  • In open sight; without trick, concealment, or deception. 

terribly

adv
  • Very; extremely. 

  • Very badly. 

  • So as to cause terror or awe. 

How often have the words above-board and terribly occurred in a corpus of books? (source: Google Ngram Viewer )