beetling vs overbeetling

beetling

adj
  • Jutting or protruding, especially of a person's brows. 

noun
  • The process by which fabrics, etc. are beetled, or beaten with a mallet. 

overbeetling

adj
  • Protruding, jutting, overhanging. 

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