covered vs groaning

covered

adj
  • Prepared for, or having dealt with, some matter 

  • Overlaid (with) or enclosed (within something). 

  • Than whom another player has more money available for betting. 

groaning

noun
  • A low sound associated with extended suffering, sorrow, and toil. 

adj
  • Heavily laden, as if to creak under the strain. 

  • That groans. 

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