groaning vs scabrous

groaning

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

  • That groans. 

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

scabrous

adj
  • Covered with scales or scabs; hence, very coarse or rough. 

  • Disgusting, repellent. 

  • Of music, writing, etc.: lacking refinement; unmelodious, unmusical. 

  • Difficult, thorny, troublesome. 

  • Covered with a crust of dirt or grime. 

  • Having scabers 

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