groaning vs whimper

groaning

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

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

  • That groans. 

whimper

noun
  • A low intermittent sob. 

verb
  • To cry with a low, whining, broken voice; to whine; to complain. 

  • To say something in a whimpering manner. 

  • To cry or sob softly and intermittently. 

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